197774564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{37657}}^1$

素因数の和:37775

約数の個数: 24

約数和(自身を含む): 376429368

約数和(自身を除く): 178654804

約数列:

[1, 2, 4, 13, 26, 52, 101, 202, 404, 1313, 2626, 5252, 37657, 75314, 150628, 489541, 979082, 1958164, 3803357, 7606714, 15213428, 49443641, 98887282, 197774564]

約数ペア:

[(1, 197774564), (2, 98887282), (4, 49443641), (13, 15213428), (26, 7606714), (52, 3803357), (101, 1958164), (202, 979082), (404, 489541), (1313, 150628), (2626, 75314), (5252, 37657)]