220119086

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{509}}^1\times {\mathrm{1787}}^1$

素因数の和:2320

約数の個数: 24

約数和(自身を含む): 363840120

約数和(自身を除く): 143721034

約数列:

[1, 2, 11, 22, 121, 242, 509, 1018, 1787, 3574, 5599, 11198, 19657, 39314, 61589, 123178, 216227, 432454, 909583, 1819166, 10005413, 20010826, 110059543, 220119086]

約数ペア:

[(1, 220119086), (2, 110059543), (11, 20010826), (22, 10005413), (121, 1819166), (242, 909583), (509, 432454), (1018, 216227), (1787, 123178), (3574, 61589), (5599, 39314), (11198, 19657)]