19958472

素因数分解:

$2^3\times 3^2\times {\mathrm{41}}^1\times {\mathrm{6761}}^1$

素因数の和:6814

約数の個数: 48

約数和(自身を含む): 55380780

約数和(自身を除く): 35422308

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 41, 72, 82, 123, 164, 246, 328, 369, 492, 738, 984, 1476, 2952, 6761, 13522, 20283, 27044, 40566, 54088, 60849, 81132, 121698, 162264, 243396, 277201, 486792, 554402, 831603, 1108804, 1663206, 2217608, 2494809, 3326412, 4989618, 6652824, 9979236, 19958472]

約数ペア:

[(1, 19958472), (2, 9979236), (3, 6652824), (4, 4989618), (6, 3326412), (8, 2494809), (9, 2217608), (12, 1663206), (18, 1108804), (24, 831603), (36, 554402), (41, 486792), (72, 277201), (82, 243396), (123, 162264), (164, 121698), (246, 81132), (328, 60849), (369, 54088), (492, 40566), (738, 27044), (984, 20283), (1476, 13522), (2952, 6761)]