19798108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{12161}}^1$

素因数の和:12213

約数の個数: 24

約数和(自身を含む): 38821104

約数和(自身を除く): 19022996

約数列:

[1, 2, 4, 11, 22, 37, 44, 74, 148, 407, 814, 1628, 12161, 24322, 48644, 133771, 267542, 449957, 535084, 899914, 1799828, 4949527, 9899054, 19798108]

約数ペア:

[(1, 19798108), (2, 9899054), (4, 4949527), (11, 1799828), (22, 899914), (37, 535084), (44, 449957), (74, 267542), (148, 133771), (407, 48644), (814, 24322), (1628, 12161)]