18792488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{16427}}^1$

素因数の和:16457

約数の個数: 32

約数和(自身を含む): 41398560

約数和(自身を除く): 22606072

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 16427, 32854, 65708, 131416, 180697, 213551, 361394, 427102, 722788, 854204, 1445576, 1708408, 2349061, 4698122, 9396244, 18792488]

約数ペア:

[(1, 18792488), (2, 9396244), (4, 4698122), (8, 2349061), (11, 1708408), (13, 1445576), (22, 854204), (26, 722788), (44, 427102), (52, 361394), (88, 213551), (104, 180697), (143, 131416), (286, 65708), (572, 32854), (1144, 16427)]