18910348

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1721}}^1$

素因数の和:1833

約数の個数: 24

約数和(自身を含む): 34426224

約数和(自身を除く): 15515876

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 1721, 2747, 3442, 5494, 6884, 10988, 70561, 115307, 141122, 230614, 282244, 461228, 4727587, 9455174, 18910348]

約数ペア:

[(1, 18910348), (2, 9455174), (4, 4727587), (41, 461228), (67, 282244), (82, 230614), (134, 141122), (164, 115307), (268, 70561), (1721, 10988), (2747, 6884), (3442, 5494)]