20289282

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{467}}^1\times {\mathrm{557}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 43872192

約数和(自身を除く): 23582910

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 467, 557, 934, 1114, 1401, 1671, 2802, 3342, 6071, 7241, 12142, 14482, 18213, 21723, 36426, 43446, 260119, 520238, 780357, 1560714, 3381547, 6763094, 10144641, 20289282]

約数ペア:

[(1, 20289282), (2, 10144641), (3, 6763094), (6, 3381547), (13, 1560714), (26, 780357), (39, 520238), (78, 260119), (467, 43446), (557, 36426), (934, 21723), (1114, 18213), (1401, 14482), (1671, 12142), (2802, 7241), (3342, 6071)]