858904436

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{839}}^1\times {\mathrm{19687}}^1$

素因数の和:20543

約数の個数: 24

約数和(自身を含む): 1620716160

約数和(自身を除く): 761811724

約数列:

[1, 2, 4, 13, 26, 52, 839, 1678, 3356, 10907, 19687, 21814, 39374, 43628, 78748, 255931, 511862, 1023724, 16517393, 33034786, 66069572, 214726109, 429452218, 858904436]

約数ペア:

[(1, 858904436), (2, 429452218), (4, 214726109), (13, 66069572), (26, 33034786), (52, 16517393), (839, 1023724), (1678, 511862), (3356, 255931), (10907, 78748), (19687, 43628), (21814, 39374)]