18120376

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1229}}^1$

素因数の和:1351

約数の個数: 32

約数和(自身を含む): 36162000

約数和(自身を除く): 18041624

約数列:

[1, 2, 4, 8, 19, 38, 76, 97, 152, 194, 388, 776, 1229, 1843, 2458, 3686, 4916, 7372, 9832, 14744, 23351, 46702, 93404, 119213, 186808, 238426, 476852, 953704, 2265047, 4530094, 9060188, 18120376]

約数ペア:

[(1, 18120376), (2, 9060188), (4, 4530094), (8, 2265047), (19, 953704), (38, 476852), (76, 238426), (97, 186808), (152, 119213), (194, 93404), (388, 46702), (776, 23351), (1229, 14744), (1843, 9832), (2458, 7372), (3686, 4916)]