204328190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{2039}}^1$

素因数の和:2968

約数の個数: 32

約数和(自身を含む): 401863680

約数和(自身を除く): 197535490

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 911, 1822, 2039, 4078, 4555, 9110, 10021, 10195, 20042, 20390, 22429, 44858, 50105, 100210, 112145, 224290, 1857529, 3715058, 9287645, 18575290, 20432819, 40865638, 102164095, 204328190]

約数ペア:

[(1, 204328190), (2, 102164095), (5, 40865638), (10, 20432819), (11, 18575290), (22, 9287645), (55, 3715058), (110, 1857529), (911, 224290), (1822, 112145), (2039, 100210), (4078, 50105), (4555, 44858), (9110, 22429), (10021, 20390), (10195, 20042)]