19428291256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{220776037}}^1$

素因数の和:220776054

約数の個数: 16

約数和(自身を含む): 39739686840

約数和(自身を除く): 20311395584

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 220776037, 441552074, 883104148, 1766208296, 2428536407, 4857072814, 9714145628, 19428291256]

約数ペア:

[(1, 19428291256), (2, 9714145628), (4, 4857072814), (8, 2428536407), (11, 1766208296), (22, 883104148), (44, 441552074), (88, 220776037)]