19920076

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1129}}^1$

素因数の和:1545

約数の個数: 24

約数和(自身を含む): 38157840

約数和(自身を除く): 18237764

約数列:

[1, 2, 4, 11, 22, 44, 401, 802, 1129, 1604, 2258, 4411, 4516, 8822, 12419, 17644, 24838, 49676, 452729, 905458, 1810916, 4980019, 9960038, 19920076]

約数ペア:

[(1, 19920076), (2, 9960038), (4, 4980019), (11, 1810916), (22, 905458), (44, 452729), (401, 49676), (802, 24838), (1129, 17644), (1604, 12419), (2258, 8822), (4411, 4516)]