20036336

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3877}}^1$

素因数の和:3921

約数の個数: 40

約数和(自身を含む): 43278480

約数和(自身を除く): 23242144

約数列:

[1, 2, 4, 8, 16, 17, 19, 34, 38, 68, 76, 136, 152, 272, 304, 323, 646, 1292, 2584, 3877, 5168, 7754, 15508, 31016, 62032, 65909, 73663, 131818, 147326, 263636, 294652, 527272, 589304, 1054544, 1178608, 1252271, 2504542, 5009084, 10018168, 20036336]

約数ペア:

[(1, 20036336), (2, 10018168), (4, 5009084), (8, 2504542), (16, 1252271), (17, 1178608), (19, 1054544), (34, 589304), (38, 527272), (68, 294652), (76, 263636), (136, 147326), (152, 131818), (272, 73663), (304, 65909), (323, 62032), (646, 31016), (1292, 15508), (2584, 7754), (3877, 5168)]