19600256

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{11779}}^1$

素因数の和:11806

約数の個数: 32

約数和(自身を含む): 42054600

約数和(自身を除く): 22454344

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 11779, 23558, 47116, 94232, 153127, 188464, 306254, 376928, 612508, 753856, 1225016, 1507712, 2450032, 4900064, 9800128, 19600256]

約数ペア:

[(1, 19600256), (2, 9800128), (4, 4900064), (8, 2450032), (13, 1507712), (16, 1225016), (26, 753856), (32, 612508), (52, 376928), (64, 306254), (104, 188464), (128, 153127), (208, 94232), (416, 47116), (832, 23558), (1664, 11779)]