20261866

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{14411}}^1$

素因数の和:14469

約数の個数: 16

約数和(自身を含む): 32859360

約数和(自身を除く): 12597494

約数列:

[1, 2, 19, 37, 38, 74, 703, 1406, 14411, 28822, 273809, 533207, 547618, 1066414, 10130933, 20261866]

約数ペア:

[(1, 20261866), (2, 10130933), (19, 1066414), (37, 547618), (38, 533207), (74, 273809), (703, 28822), (1406, 14411)]