20178036890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{3007159}}^1$

素因数の和:3007238

約数の個数: 32

約数和(自身を含む): 40271886720

約数和(自身を除く): 20093849830

約数列:

[1, 2, 5, 10, 11, 22, 55, 61, 110, 122, 305, 610, 671, 1342, 3355, 6710, 3007159, 6014318, 15035795, 30071590, 33078749, 66157498, 165393745, 183436699, 330787490, 366873398, 917183495, 1834366990, 2017803689, 4035607378, 10089018445, 20178036890]

約数ペア:

[(1, 20178036890), (2, 10089018445), (5, 4035607378), (10, 2017803689), (11, 1834366990), (22, 917183495), (55, 366873398), (61, 330787490), (110, 183436699), (122, 165393745), (305, 66157498), (610, 33078749), (671, 30071590), (1342, 15035795), (3355, 6014318), (6710, 3007159)]