20160642708

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{57373}}^1$

素因数の和:57653

約数の個数: 72

約数和(自身を含む): 52377413088

約数和(自身を除く): 32216770380

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 227, 258, 387, 454, 516, 681, 774, 908, 1362, 1548, 2043, 2724, 4086, 8172, 9761, 19522, 29283, 39044, 57373, 58566, 87849, 114746, 117132, 172119, 175698, 229492, 344238, 351396, 516357, 688476, 1032714, 2065428, 2467039, 4934078, 7401117, 9868156, 13023671, 14802234, 22203351, 26047342, 29604468, 39071013, 44406702, 52094684, 78142026, 88813404, 117213039, 156284052, 234426078, 468852156, 560017853, 1120035706, 1680053559, 2240071412, 3360107118, 5040160677, 6720214236, 10080321354, 20160642708]

約数ペア:

[(1, 20160642708), (2, 10080321354), (3, 6720214236), (4, 5040160677), (6, 3360107118), (9, 2240071412), (12, 1680053559), (18, 1120035706), (36, 560017853), (43, 468852156), (86, 234426078), (129, 156284052), (172, 117213039), (227, 88813404), (258, 78142026), (387, 52094684), (454, 44406702), (516, 39071013), (681, 29604468), (774, 26047342), (908, 22203351), (1362, 14802234), (1548, 13023671), (2043, 9868156), (2724, 7401117), (4086, 4934078), (8172, 2467039), (9761, 2065428), (19522, 1032714), (29283, 688476), (39044, 516357), (57373, 351396), (58566, 344238), (87849, 229492), (114746, 175698), (117132, 172119)]