20812272

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{33353}}^1$

素因数の和:33377

約数の個数: 40

約数和(自身を含む): 57902544

約数和(自身を除く): 37090272

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 33353, 66706, 100059, 133412, 200118, 266824, 400236, 433589, 533648, 800472, 867178, 1300767, 1600944, 1734356, 2601534, 3468712, 5203068, 6937424, 10406136, 20812272]

約数ペア:

[(1, 20812272), (2, 10406136), (3, 6937424), (4, 5203068), (6, 3468712), (8, 2601534), (12, 1734356), (13, 1600944), (16, 1300767), (24, 867178), (26, 800472), (39, 533648), (48, 433589), (52, 400236), (78, 266824), (104, 200118), (156, 133412), (208, 100059), (312, 66706), (624, 33353)]