20183356

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1171}}^1$

素因数の和:1345

約数の個数: 24

約数和(自身を含む): 36753920

約数和(自身を除く): 16570564

約数列:

[1, 2, 4, 31, 62, 124, 139, 278, 556, 1171, 2342, 4309, 4684, 8618, 17236, 36301, 72602, 145204, 162769, 325538, 651076, 5045839, 10091678, 20183356]

約数ペア:

[(1, 20183356), (2, 10091678), (4, 5045839), (31, 651076), (62, 325538), (124, 162769), (139, 145204), (278, 72602), (556, 36301), (1171, 17236), (2342, 8618), (4309, 4684)]