20178163726

素因数分解:

$2^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1607}}^1\times {\mathrm{11353}}^1$

素因数の和:13048

約数の個数: 32

約数和(自身を含む): 35053885440

約数和(自身を除く): 14875721714

約数列:

[1, 2, 7, 14, 79, 158, 553, 1106, 1607, 3214, 11249, 11353, 22498, 22706, 79471, 126953, 158942, 253906, 888671, 896887, 1777342, 1793774, 6278209, 12556418, 18244271, 36488542, 127709897, 255419794, 1441297409, 2882594818, 10089081863, 20178163726]

約数ペア:

[(1, 20178163726), (2, 10089081863), (7, 2882594818), (14, 1441297409), (79, 255419794), (158, 127709897), (553, 36488542), (1106, 18244271), (1607, 12556418), (3214, 6278209), (11249, 1793774), (11353, 1777342), (22498, 896887), (22706, 888671), (79471, 253906), (126953, 158942)]