18391184

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5297}}^1$

素因数の和:5343

約数の個数: 40

約数和(自身を含む): 42044928

約数和(自身を除く): 23653744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 5297, 10594, 21188, 37079, 42376, 74158, 84752, 148316, 164207, 296632, 328414, 593264, 656828, 1149449, 1313656, 2298898, 2627312, 4597796, 9195592, 18391184]

約数ペア:

[(1, 18391184), (2, 9195592), (4, 4597796), (7, 2627312), (8, 2298898), (14, 1313656), (16, 1149449), (28, 656828), (31, 593264), (56, 328414), (62, 296632), (112, 164207), (124, 148316), (217, 84752), (248, 74158), (434, 42376), (496, 37079), (868, 21188), (1736, 10594), (3472, 5297)]