20416266

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1$

素因数の和:380

約数の個数: 64

約数和(自身を含む): 49459200

約数和(自身を除く): 29042934

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 127, 229, 234, 254, 351, 381, 458, 687, 702, 762, 1143, 1374, 1651, 2061, 2286, 2977, 3302, 3429, 4122, 4953, 5954, 6183, 6858, 8931, 9906, 12366, 14859, 17862, 26793, 29083, 29718, 44577, 53586, 58166, 80379, 87249, 89154, 160758, 174498, 261747, 378079, 523494, 756158, 785241, 1134237, 1570482, 2268474, 3402711, 6805422, 10208133, 20416266]

約数ペア:

[(1, 20416266), (2, 10208133), (3, 6805422), (6, 3402711), (9, 2268474), (13, 1570482), (18, 1134237), (26, 785241), (27, 756158), (39, 523494), (54, 378079), (78, 261747), (117, 174498), (127, 160758), (229, 89154), (234, 87249), (254, 80379), (351, 58166), (381, 53586), (458, 44577), (687, 29718), (702, 29083), (762, 26793), (1143, 17862), (1374, 14859), (1651, 12366), (2061, 9906), (2286, 8931), (2977, 6858), (3302, 6183), (3429, 5954), (4122, 4953)]