20171640990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{15636931}}^1$

素因数の和:15636984

約数の個数: 32

約数和(自身を含む): 49537800576

約数和(自身を除く): 29366159586

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 15636931, 31273862, 46910793, 78184655, 93821586, 156369310, 234553965, 469107930, 672388033, 1344776066, 2017164099, 3361940165, 4034328198, 6723880330, 10085820495, 20171640990]

約数ペア:

[(1, 20171640990), (2, 10085820495), (3, 6723880330), (5, 4034328198), (6, 3361940165), (10, 2017164099), (15, 1344776066), (30, 672388033), (43, 469107930), (86, 234553965), (129, 156369310), (215, 93821586), (258, 78184655), (430, 46910793), (645, 31273862), (1290, 15636931)]