20897720976

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{787}}^1\times {\mathrm{50291}}^1$

素因数の和:51100

約数の個数: 80

約数和(自身を含む): 58969582848

約数和(自身を除く): 38071861872

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 787, 1574, 2361, 3148, 4722, 6296, 8657, 9444, 12592, 17314, 18888, 25971, 34628, 37776, 50291, 51942, 69256, 100582, 103884, 138512, 150873, 201164, 207768, 301746, 402328, 415536, 553201, 603492, 804656, 1106402, 1206984, 1659603, 2212804, 2413968, 3319206, 4425608, 6638412, 8851216, 13276824, 26553648, 39579017, 79158034, 118737051, 158316068, 237474102, 316632136, 435369187, 474948204, 633264272, 870738374, 949896408, 1306107561, 1741476748, 1899792816, 2612215122, 3482953496, 5224430244, 6965906992, 10448860488, 20897720976]

約数ペア:

[(1, 20897720976), (2, 10448860488), (3, 6965906992), (4, 5224430244), (6, 3482953496), (8, 2612215122), (11, 1899792816), (12, 1741476748), (16, 1306107561), (22, 949896408), (24, 870738374), (33, 633264272), (44, 474948204), (48, 435369187), (66, 316632136), (88, 237474102), (132, 158316068), (176, 118737051), (264, 79158034), (528, 39579017), (787, 26553648), (1574, 13276824), (2361, 8851216), (3148, 6638412), (4722, 4425608), (6296, 3319206), (8657, 2413968), (9444, 2212804), (12592, 1659603), (17314, 1206984), (18888, 1106402), (25971, 804656), (34628, 603492), (37776, 553201), (50291, 415536), (51942, 402328), (69256, 301746), (100582, 207768), (103884, 201164), (138512, 150873)]