13218338

素因数分解:

$2^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 25171200

約数和(自身を除く): 11952862

約数列:

[1, 2, 7, 14, 19, 31, 38, 49, 62, 98, 133, 217, 229, 266, 434, 458, 589, 931, 1178, 1519, 1603, 1862, 3038, 3206, 4123, 4351, 7099, 8246, 8702, 11221, 14198, 22442, 28861, 30457, 49693, 57722, 60914, 99386, 134881, 213199, 269762, 347851, 426398, 695702, 944167, 1888334, 6609169, 13218338]

約数ペア:

[(1, 13218338), (2, 6609169), (7, 1888334), (14, 944167), (19, 695702), (31, 426398), (38, 347851), (49, 269762), (62, 213199), (98, 134881), (133, 99386), (217, 60914), (229, 57722), (266, 49693), (434, 30457), (458, 28861), (589, 22442), (931, 14198), (1178, 11221), (1519, 8702), (1603, 8246), (1862, 7099), (3038, 4351), (3206, 4123)]