18517674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1249}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 42480000

約数和(自身を除く): 23962326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 353, 706, 1059, 1249, 2118, 2471, 2498, 3747, 4942, 7413, 7494, 8743, 14826, 17486, 26229, 52458, 440897, 881794, 1322691, 2645382, 3086279, 6172558, 9258837, 18517674]

約数ペア:

[(1, 18517674), (2, 9258837), (3, 6172558), (6, 3086279), (7, 2645382), (14, 1322691), (21, 881794), (42, 440897), (353, 52458), (706, 26229), (1059, 17486), (1249, 14826), (2118, 8743), (2471, 7494), (2498, 7413), (3747, 4942)]