18996427294

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{123983}}^1$

素因数の和:124152

約数の個数: 32

約数和(自身を含む): 31493919744

約数和(自身を除く): 12497492450

約数列:

[1, 2, 13, 26, 71, 83, 142, 166, 923, 1079, 1846, 2158, 5893, 11786, 76609, 123983, 153218, 247966, 1611779, 3223558, 8802793, 10290589, 17605586, 20581178, 114436309, 133777657, 228872618, 267555314, 730631819, 1461263638, 9498213647, 18996427294]

約数ペア:

[(1, 18996427294), (2, 9498213647), (13, 1461263638), (26, 730631819), (71, 267555314), (83, 228872618), (142, 133777657), (166, 114436309), (923, 20581178), (1079, 17605586), (1846, 10290589), (2158, 8802793), (5893, 3223558), (11786, 1611779), (76609, 247966), (123983, 153218)]