20839458

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1\times {\mathrm{523}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 43387200

約数和(自身を除く): 22547742

約数列:

[1, 2, 3, 6, 29, 58, 87, 174, 229, 458, 523, 687, 1046, 1374, 1569, 3138, 6641, 13282, 15167, 19923, 30334, 39846, 45501, 91002, 119767, 239534, 359301, 718602, 3473243, 6946486, 10419729, 20839458]

約数ペア:

[(1, 20839458), (2, 10419729), (3, 6946486), (6, 3473243), (29, 718602), (58, 359301), (87, 239534), (174, 119767), (229, 91002), (458, 45501), (523, 39846), (687, 30334), (1046, 19923), (1374, 15167), (1569, 13282), (3138, 6641)]