18032913

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{479}}^1$

素因数の和:621

約数の個数: 24

約数和(自身を含む): 26956800

約数和(自身を除く): 8923887

約数列:

[1, 3, 9, 47, 89, 141, 267, 423, 479, 801, 1437, 4183, 4311, 12549, 22513, 37647, 42631, 67539, 127893, 202617, 383679, 2003657, 6010971, 18032913]

約数ペア:

[(1, 18032913), (3, 6010971), (9, 2003657), (47, 383679), (89, 202617), (141, 127893), (267, 67539), (423, 42631), (479, 37647), (801, 22513), (1437, 12549), (4183, 4311)]