20163399975

素因数分解:

$3^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{464327}}^1$

素因数の和:464536

約数の個数: 36

約数和(自身を含む): 36302091696

約数和(自身を除く): 16138691721

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 193, 225, 579, 965, 1737, 2895, 4825, 8685, 14475, 43425, 464327, 1392981, 2321635, 4178943, 6964905, 11608175, 20894715, 34824525, 89615111, 104473575, 268845333, 448075555, 806535999, 1344226665, 2240377775, 4032679995, 6721133325, 20163399975]

約数ペア:

[(1, 20163399975), (3, 6721133325), (5, 4032679995), (9, 2240377775), (15, 1344226665), (25, 806535999), (45, 448075555), (75, 268845333), (193, 104473575), (225, 89615111), (579, 34824525), (965, 20894715), (1737, 11608175), (2895, 6964905), (4825, 4178943), (8685, 2321635), (14475, 1392981), (43425, 464327)]