18977013

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{2861}}^1$

素因数の和:2945

約数の個数: 24

約数和(自身を含む): 30360096

約数和(自身を除く): 11383083

約数列:

[1, 3, 9, 11, 33, 67, 99, 201, 603, 737, 2211, 2861, 6633, 8583, 25749, 31471, 94413, 191687, 283239, 575061, 1725183, 2108557, 6325671, 18977013]

約数ペア:

[(1, 18977013), (3, 6325671), (9, 2108557), (11, 1725183), (33, 575061), (67, 283239), (99, 191687), (201, 94413), (603, 31471), (737, 25749), (2211, 8583), (2861, 6633)]