209748988

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{503}}^1\times {\mathrm{1709}}^1$

素因数の和:2277

約数の個数: 24

約数和(自身を含む): 374038560

約数和(自身を除く): 164289572

約数列:

[1, 2, 4, 61, 122, 244, 503, 1006, 1709, 2012, 3418, 6836, 30683, 61366, 104249, 122732, 208498, 416996, 859627, 1719254, 3438508, 52437247, 104874494, 209748988]

約数ペア:

[(1, 209748988), (2, 104874494), (4, 52437247), (61, 3438508), (122, 1719254), (244, 859627), (503, 416996), (1006, 208498), (1709, 122732), (2012, 104249), (3418, 61366), (6836, 30683)]