20251772

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 36162000

約数和(自身を除く): 15910228

約数列:

[1, 2, 4, 89, 163, 178, 326, 349, 356, 652, 698, 1396, 14507, 29014, 31061, 56887, 58028, 62122, 113774, 124244, 227548, 5062943, 10125886, 20251772]

約数ペア:

[(1, 20251772), (2, 10125886), (4, 5062943), (89, 227548), (163, 124244), (178, 113774), (326, 62122), (349, 58028), (356, 56887), (652, 31061), (698, 29014), (1396, 14507)]