18704216

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1657}}^1$

素因数の和:1763

約数の個数: 32

約数和(自身を含む): 37603440

約数和(自身を除く): 18899224

約数列:

[1, 2, 4, 8, 17, 34, 68, 83, 136, 166, 332, 664, 1411, 1657, 2822, 3314, 5644, 6628, 11288, 13256, 28169, 56338, 112676, 137531, 225352, 275062, 550124, 1100248, 2338027, 4676054, 9352108, 18704216]

約数ペア:

[(1, 18704216), (2, 9352108), (4, 4676054), (8, 2338027), (17, 1100248), (34, 550124), (68, 275062), (83, 225352), (136, 137531), (166, 112676), (332, 56338), (664, 28169), (1411, 13256), (1657, 11288), (2822, 6628), (3314, 5644)]