20449818

素因数分解:

$2^1\times 3^2\times {\mathrm{167}}^1\times {\mathrm{6803}}^1$

素因数の和:6978

約数の個数: 24

約数和(自身を含む): 44579808

約数和(自身を除く): 24129990

約数列:

[1, 2, 3, 6, 9, 18, 167, 334, 501, 1002, 1503, 3006, 6803, 13606, 20409, 40818, 61227, 122454, 1136101, 2272202, 3408303, 6816606, 10224909, 20449818]

約数ペア:

[(1, 20449818), (2, 10224909), (3, 6816606), (6, 3408303), (9, 2272202), (18, 1136101), (167, 122454), (334, 61227), (501, 40818), (1002, 20409), (1503, 13606), (3006, 6803)]