20197473974

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{2936533}}^1$

素因数の和:2936735

約数の個数: 16

約数和(自身を含む): 32066951280

約数和(自身を除く): 11869477306

約数列:

[1, 2, 19, 38, 181, 362, 3439, 6878, 2936533, 5873066, 55794127, 111588254, 531512473, 1063024946, 10098736987, 20197473974]

約数ペア:

[(1, 20197473974), (2, 10098736987), (19, 1063024946), (38, 531512473), (181, 111588254), (362, 55794127), (3439, 5873066), (6878, 2936533)]