20104623

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{433}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 36830976

約数和(自身を除く): 16726353

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 67, 77, 99, 201, 231, 433, 469, 603, 693, 737, 1299, 1407, 2211, 3031, 3897, 4221, 4763, 5159, 6633, 9093, 14289, 15477, 27279, 29011, 33341, 42867, 46431, 87033, 100023, 203077, 261099, 300069, 319121, 609231, 957363, 1827693, 2233847, 2872089, 6701541, 20104623]

約数ペア:

[(1, 20104623), (3, 6701541), (7, 2872089), (9, 2233847), (11, 1827693), (21, 957363), (33, 609231), (63, 319121), (67, 300069), (77, 261099), (99, 203077), (201, 100023), (231, 87033), (433, 46431), (469, 42867), (603, 33341), (693, 29011), (737, 27279), (1299, 15477), (1407, 14289), (2211, 9093), (3031, 6633), (3897, 5159), (4221, 4763)]