204119968

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{11411}}^1$

素因数の和:11477

約数の個数: 48

約数和(自身を含む): 442876896

約数和(自身を除く): 238756928

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 4472, 8944, 11411, 17888, 22822, 45644, 91288, 148343, 182576, 296686, 365152, 490673, 593372, 981346, 1186744, 1962692, 2373488, 3925384, 4746976, 6378749, 7850768, 12757498, 15701536, 25514996, 51029992, 102059984, 204119968]

約数ペア:

[(1, 204119968), (2, 102059984), (4, 51029992), (8, 25514996), (13, 15701536), (16, 12757498), (26, 7850768), (32, 6378749), (43, 4746976), (52, 3925384), (86, 2373488), (104, 1962692), (172, 1186744), (208, 981346), (344, 593372), (416, 490673), (559, 365152), (688, 296686), (1118, 182576), (1376, 148343), (2236, 91288), (4472, 45644), (8944, 22822), (11411, 17888)]