18145912

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{3851}}^1$

素因数の和:3907

約数の個数: 32

約数和(自身を含む): 36979200

約数和(自身を除く): 18833288

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 589, 1178, 2356, 3851, 4712, 7702, 15404, 30808, 73169, 119381, 146338, 238762, 292676, 477524, 585352, 955048, 2268239, 4536478, 9072956, 18145912]

約数ペア:

[(1, 18145912), (2, 9072956), (4, 4536478), (8, 2268239), (19, 955048), (31, 585352), (38, 477524), (62, 292676), (76, 238762), (124, 146338), (152, 119381), (248, 73169), (589, 30808), (1178, 15404), (2356, 7702), (3851, 4712)]