16990864

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5081}}^1$

素因数の和:5119

約数の個数: 40

約数和(自身を含む): 37810080

約数和(自身を除く): 20819216

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 5081, 10162, 20324, 40648, 55891, 81296, 96539, 111782, 193078, 223564, 386156, 447128, 772312, 894256, 1061929, 1544624, 2123858, 4247716, 8495432, 16990864]

約数ペア:

[(1, 16990864), (2, 8495432), (4, 4247716), (8, 2123858), (11, 1544624), (16, 1061929), (19, 894256), (22, 772312), (38, 447128), (44, 386156), (76, 223564), (88, 193078), (152, 111782), (176, 96539), (209, 81296), (304, 55891), (418, 40648), (836, 20324), (1672, 10162), (3344, 5081)]