18690232

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{1303}}^1$

素因数の和:1483

約数の個数: 32

約数和(自身を含む): 38494080

約数和(自身を除く): 19803848

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 163, 326, 652, 1303, 1304, 1793, 2606, 3586, 5212, 7172, 10424, 14333, 14344, 28666, 57332, 114664, 212389, 424778, 849556, 1699112, 2336279, 4672558, 9345116, 18690232]

約数ペア:

[(1, 18690232), (2, 9345116), (4, 4672558), (8, 2336279), (11, 1699112), (22, 849556), (44, 424778), (88, 212389), (163, 114664), (326, 57332), (652, 28666), (1303, 14344), (1304, 14333), (1793, 10424), (2606, 7172), (3586, 5212)]