20132745536

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{479}}^1$

素因数の和:784

約数の個数: 112

約数和(自身を含む): 41608857600

約数和(自身を除く): 21476112064

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 89, 94, 157, 178, 188, 314, 356, 376, 479, 628, 712, 752, 958, 1256, 1424, 1504, 1916, 2512, 2848, 3008, 3832, 4183, 5024, 5696, 7379, 7664, 8366, 10048, 13973, 14758, 15328, 16732, 22513, 27946, 29516, 30656, 33464, 42631, 45026, 55892, 59032, 66928, 75203, 85262, 90052, 111784, 118064, 133856, 150406, 170524, 180104, 223568, 236128, 267712, 300812, 341048, 360208, 447136, 472256, 601624, 656731, 682096, 720416, 894272, 1203248, 1313462, 1364192, 1440832, 2003657, 2406496, 2626924, 2728384, 3534541, 4007314, 4812992, 5253848, 6693067, 7069082, 8014628, 10507696, 13386134, 14138164, 16029256, 21015392, 26772268, 28276328, 32058512, 42030784, 53544536, 56552656, 64117024, 107089072, 113105312, 128234048, 214178144, 226210624, 314574149, 428356288, 629148298, 1258296596, 2516593192, 5033186384, 10066372768, 20132745536]

約数ペア:

[(1, 20132745536), (2, 10066372768), (4, 5033186384), (8, 2516593192), (16, 1258296596), (32, 629148298), (47, 428356288), (64, 314574149), (89, 226210624), (94, 214178144), (157, 128234048), (178, 113105312), (188, 107089072), (314, 64117024), (356, 56552656), (376, 53544536), (479, 42030784), (628, 32058512), (712, 28276328), (752, 26772268), (958, 21015392), (1256, 16029256), (1424, 14138164), (1504, 13386134), (1916, 10507696), (2512, 8014628), (2848, 7069082), (3008, 6693067), (3832, 5253848), (4183, 4812992), (5024, 4007314), (5696, 3534541), (7379, 2728384), (7664, 2626924), (8366, 2406496), (10048, 2003657), (13973, 1440832), (14758, 1364192), (15328, 1313462), (16732, 1203248), (22513, 894272), (27946, 720416), (29516, 682096), (30656, 656731), (33464, 601624), (42631, 472256), (45026, 447136), (55892, 360208), (59032, 341048), (66928, 300812), (75203, 267712), (85262, 236128), (90052, 223568), (111784, 180104), (118064, 170524), (133856, 150406)]