20171669808

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{470597}}^1$

素因数の和:470674

約数の個数: 80

約数和(自身を含む): 56019985920

約数和(自身を除く): 35848316112

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 47, 48, 57, 76, 94, 114, 141, 152, 188, 228, 282, 304, 376, 456, 564, 752, 893, 912, 1128, 1786, 2256, 2679, 3572, 5358, 7144, 10716, 14288, 21432, 42864, 470597, 941194, 1411791, 1882388, 2823582, 3764776, 5647164, 7529552, 8941343, 11294328, 17882686, 22118059, 22588656, 26824029, 35765372, 44236118, 53648058, 66354177, 71530744, 88472236, 107296116, 132708354, 143061488, 176944472, 214592232, 265416708, 353888944, 420243121, 429184464, 530833416, 840486242, 1061666832, 1260729363, 1680972484, 2521458726, 3361944968, 5042917452, 6723889936, 10085834904, 20171669808]

約数ペア:

[(1, 20171669808), (2, 10085834904), (3, 6723889936), (4, 5042917452), (6, 3361944968), (8, 2521458726), (12, 1680972484), (16, 1260729363), (19, 1061666832), (24, 840486242), (38, 530833416), (47, 429184464), (48, 420243121), (57, 353888944), (76, 265416708), (94, 214592232), (114, 176944472), (141, 143061488), (152, 132708354), (188, 107296116), (228, 88472236), (282, 71530744), (304, 66354177), (376, 53648058), (456, 44236118), (564, 35765372), (752, 26824029), (893, 22588656), (912, 22118059), (1128, 17882686), (1786, 11294328), (2256, 8941343), (2679, 7529552), (3572, 5647164), (5358, 3764776), (7144, 2823582), (10716, 1882388), (14288, 1411791), (21432, 941194), (42864, 470597)]