20160935968

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{313}}^1\times {\mathrm{46811}}^1$

素因数の和:47177

約数の個数: 48

約数和(自身を含む): 40745539296

約数和(自身を除く): 20584603328

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 313, 344, 626, 688, 1252, 1376, 2504, 5008, 10016, 13459, 26918, 46811, 53836, 93622, 107672, 187244, 215344, 374488, 430688, 748976, 1497952, 2012873, 4025746, 8051492, 14651843, 16102984, 29303686, 32205968, 58607372, 64411936, 117214744, 234429488, 468858976, 630029249, 1260058498, 2520116996, 5040233992, 10080467984, 20160935968]

約数ペア:

[(1, 20160935968), (2, 10080467984), (4, 5040233992), (8, 2520116996), (16, 1260058498), (32, 630029249), (43, 468858976), (86, 234429488), (172, 117214744), (313, 64411936), (344, 58607372), (626, 32205968), (688, 29303686), (1252, 16102984), (1376, 14651843), (2504, 8051492), (5008, 4025746), (10016, 2012873), (13459, 1497952), (26918, 748976), (46811, 430688), (53836, 374488), (93622, 215344), (107672, 187244)]