18756848

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6269}}^1$

素因数の和:6305

約数の個数: 40

約数和(自身を含む): 41983920

約数和(自身を除く): 23227072

約数列:

[1, 2, 4, 8, 11, 16, 17, 22, 34, 44, 68, 88, 136, 176, 187, 272, 374, 748, 1496, 2992, 6269, 12538, 25076, 50152, 68959, 100304, 106573, 137918, 213146, 275836, 426292, 551672, 852584, 1103344, 1172303, 1705168, 2344606, 4689212, 9378424, 18756848]

約数ペア:

[(1, 18756848), (2, 9378424), (4, 4689212), (8, 2344606), (11, 1705168), (16, 1172303), (17, 1103344), (22, 852584), (34, 551672), (44, 426292), (68, 275836), (88, 213146), (136, 137918), (176, 106573), (187, 100304), (272, 68959), (374, 50152), (748, 25076), (1496, 12538), (2992, 6269)]