20428596

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{2971}}^1$

素因数の和:3172

約数の個数: 36

約数和(自身を含む): 51926784

約数和(自身を除く): 31498188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 2971, 3438, 5942, 6876, 8913, 11884, 17826, 26739, 35652, 53478, 106956, 567461, 1134922, 1702383, 2269844, 3404766, 5107149, 6809532, 10214298, 20428596]

約数ペア:

[(1, 20428596), (2, 10214298), (3, 6809532), (4, 5107149), (6, 3404766), (9, 2269844), (12, 1702383), (18, 1134922), (36, 567461), (191, 106956), (382, 53478), (573, 35652), (764, 26739), (1146, 17826), (1719, 11884), (2292, 8913), (2971, 6876), (3438, 5942)]