20462868

素因数分解:

$2^2\times 3^4\times {\mathrm{137}}^1\times {\mathrm{461}}^1$

素因数の和:614

約数の個数: 60

約数和(自身を含む): 54001332

約数和(自身を除く): 33538464

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 137, 162, 274, 324, 411, 461, 548, 822, 922, 1233, 1383, 1644, 1844, 2466, 2766, 3699, 4149, 4932, 5532, 7398, 8298, 11097, 12447, 14796, 16596, 22194, 24894, 37341, 44388, 49788, 63157, 74682, 126314, 149364, 189471, 252628, 378942, 568413, 757884, 1136826, 1705239, 2273652, 3410478, 5115717, 6820956, 10231434, 20462868]

約数ペア:

[(1, 20462868), (2, 10231434), (3, 6820956), (4, 5115717), (6, 3410478), (9, 2273652), (12, 1705239), (18, 1136826), (27, 757884), (36, 568413), (54, 378942), (81, 252628), (108, 189471), (137, 149364), (162, 126314), (274, 74682), (324, 63157), (411, 49788), (461, 44388), (548, 37341), (822, 24894), (922, 22194), (1233, 16596), (1383, 14796), (1644, 12447), (1844, 11097), (2466, 8298), (2766, 7398), (3699, 5532), (4149, 4932)]