18568888

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{2927}}^1$

素因数の和:3007

約数の個数: 32

約数和(自身を含む): 38122560

約数和(自身を除く): 19553672

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 2927, 3172, 5854, 6344, 11708, 23416, 38051, 76102, 152204, 178547, 304408, 357094, 714188, 1428376, 2321111, 4642222, 9284444, 18568888]

約数ペア:

[(1, 18568888), (2, 9284444), (4, 4642222), (8, 2321111), (13, 1428376), (26, 714188), (52, 357094), (61, 304408), (104, 178547), (122, 152204), (244, 76102), (488, 38051), (793, 23416), (1586, 11708), (2927, 6344), (3172, 5854)]