20395644

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{503}}^1$

素因数の和:650

約数の個数: 48

約数和(自身を含む): 49674240

約数和(自身を除く): 29278596

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 109, 124, 186, 218, 327, 372, 436, 503, 654, 1006, 1308, 1509, 2012, 3018, 3379, 6036, 6758, 10137, 13516, 15593, 20274, 31186, 40548, 46779, 54827, 62372, 93558, 109654, 164481, 187116, 219308, 328962, 657924, 1699637, 3399274, 5098911, 6798548, 10197822, 20395644]

約数ペア:

[(1, 20395644), (2, 10197822), (3, 6798548), (4, 5098911), (6, 3399274), (12, 1699637), (31, 657924), (62, 328962), (93, 219308), (109, 187116), (124, 164481), (186, 109654), (218, 93558), (327, 62372), (372, 54827), (436, 46779), (503, 40548), (654, 31186), (1006, 20274), (1308, 15593), (1509, 13516), (2012, 10137), (3018, 6758), (3379, 6036)]