20777029196

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{9293}}^1$

素因数の和:9400

約数の個数: 144

約数和(自身を含む): 49661633952

約数和(自身を除く): 28884604756

約数列:

[1, 2, 4, 7, 11, 14, 17, 22, 28, 34, 44, 49, 61, 68, 77, 98, 119, 122, 154, 187, 196, 238, 244, 308, 374, 427, 476, 539, 671, 748, 833, 854, 1037, 1078, 1309, 1342, 1666, 1708, 2074, 2156, 2618, 2684, 2989, 3332, 4148, 4697, 5236, 5978, 7259, 9163, 9293, 9394, 11407, 11956, 14518, 18326, 18586, 18788, 22814, 29036, 32879, 36652, 37172, 45628, 50813, 65051, 65758, 79849, 101626, 102223, 130102, 131516, 157981, 159698, 203252, 204446, 260204, 315962, 319396, 408892, 455357, 558943, 566873, 631924, 715561, 910714, 1105867, 1117886, 1133746, 1431122, 1737791, 1821428, 2211734, 2235772, 2267492, 2862244, 3475582, 3968111, 4423468, 5008927, 6235603, 6951164, 7741069, 7936222, 9636841, 10017854, 12164537, 12471206, 15482138, 15872444, 19273682, 20035708, 24329074, 24942412, 27776777, 30964276, 38547364, 43649221, 48658148, 55553554, 67457887, 85151759, 87298442, 106005251, 111107108, 134915774, 170303518, 174596884, 212010502, 269831548, 305544547, 340607036, 424021004, 472205209, 611089094, 742036757, 944410418, 1222178188, 1484073514, 1888820836, 2968147028, 5194257299, 10388514598, 20777029196]

約数ペア:

[(1, 20777029196), (2, 10388514598), (4, 5194257299), (7, 2968147028), (11, 1888820836), (14, 1484073514), (17, 1222178188), (22, 944410418), (28, 742036757), (34, 611089094), (44, 472205209), (49, 424021004), (61, 340607036), (68, 305544547), (77, 269831548), (98, 212010502), (119, 174596884), (122, 170303518), (154, 134915774), (187, 111107108), (196, 106005251), (238, 87298442), (244, 85151759), (308, 67457887), (374, 55553554), (427, 48658148), (476, 43649221), (539, 38547364), (671, 30964276), (748, 27776777), (833, 24942412), (854, 24329074), (1037, 20035708), (1078, 19273682), (1309, 15872444), (1342, 15482138), (1666, 12471206), (1708, 12164537), (2074, 10017854), (2156, 9636841), (2618, 7936222), (2684, 7741069), (2989, 6951164), (3332, 6235603), (4148, 5008927), (4697, 4423468), (5236, 3968111), (5978, 3475582), (7259, 2862244), (9163, 2267492), (9293, 2235772), (9394, 2211734), (11407, 1821428), (11956, 1737791), (14518, 1431122), (18326, 1133746), (18586, 1117886), (18788, 1105867), (22814, 910714), (29036, 715561), (32879, 631924), (36652, 566873), (37172, 558943), (45628, 455357), (50813, 408892), (65051, 319396), (65758, 315962), (79849, 260204), (101626, 204446), (102223, 203252), (130102, 159698), (131516, 157981)]