20122575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{24391}}^1$

素因数の和:24415

約数の個数: 24

約数和(自身を含む): 36295296

約数和(自身を除く): 16172721

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 24391, 73173, 121955, 268301, 365865, 609775, 804903, 1341505, 1829325, 4024515, 6707525, 20122575]

約数ペア:

[(1, 20122575), (3, 6707525), (5, 4024515), (11, 1829325), (15, 1341505), (25, 804903), (33, 609775), (55, 365865), (75, 268301), (165, 121955), (275, 73173), (825, 24391)]