18119480

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{6761}}^1$

素因数の和:6839

約数の個数: 32

約数和(自身を含む): 41383440

約数和(自身を除く): 23263960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 6761, 13522, 27044, 33805, 54088, 67610, 135220, 270440, 452987, 905974, 1811948, 2264935, 3623896, 4529870, 9059740, 18119480]

約数ペア:

[(1, 18119480), (2, 9059740), (4, 4529870), (5, 3623896), (8, 2264935), (10, 1811948), (20, 905974), (40, 452987), (67, 270440), (134, 135220), (268, 67610), (335, 54088), (536, 33805), (670, 27044), (1340, 13522), (2680, 6761)]