20163978249

素因数分解:

$3^1\times {\mathrm{79}}^2\times {\mathrm{101}}^1\times {\mathrm{10663}}^1$

素因数の和:10925

約数の個数: 24

約数和(自身を含む): 27502114752

約数和(自身を除く): 7338136503

約数列:

[1, 3, 79, 101, 237, 303, 6241, 7979, 10663, 18723, 23937, 31989, 630341, 842377, 1076963, 1891023, 2527131, 3230889, 66547783, 85080077, 199643349, 255240231, 6721326083, 20163978249]

約数ペア:

[(1, 20163978249), (3, 6721326083), (79, 255240231), (101, 199643349), (237, 85080077), (303, 66547783), (6241, 3230889), (7979, 2527131), (10663, 1891023), (18723, 1076963), (23937, 842377), (31989, 630341)]