18742352

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1303}}^1$

素因数の和:1371

約数の個数: 40

約数和(自身を含む): 38807040

約数和(自身を除く): 20064688

約数列:

[1, 2, 4, 8, 16, 29, 31, 58, 62, 116, 124, 232, 248, 464, 496, 899, 1303, 1798, 2606, 3596, 5212, 7192, 10424, 14384, 20848, 37787, 40393, 75574, 80786, 151148, 161572, 302296, 323144, 604592, 646288, 1171397, 2342794, 4685588, 9371176, 18742352]

約数ペア:

[(1, 18742352), (2, 9371176), (4, 4685588), (8, 2342794), (16, 1171397), (29, 646288), (31, 604592), (58, 323144), (62, 302296), (116, 161572), (124, 151148), (232, 80786), (248, 75574), (464, 40393), (496, 37787), (899, 20848), (1303, 14384), (1798, 10424), (2606, 7192), (3596, 5212)]