12785392

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:361

約数の個数: 40

約数和(自身を含む): 25891200

約数和(自身を除く): 13105808

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 149, 173, 248, 298, 346, 496, 596, 692, 1192, 1384, 2384, 2768, 4619, 5363, 9238, 10726, 18476, 21452, 25777, 36952, 42904, 51554, 73904, 85808, 103108, 206216, 412432, 799087, 1598174, 3196348, 6392696, 12785392]

約数ペア:

[(1, 12785392), (2, 6392696), (4, 3196348), (8, 1598174), (16, 799087), (31, 412432), (62, 206216), (124, 103108), (149, 85808), (173, 73904), (248, 51554), (298, 42904), (346, 36952), (496, 25777), (596, 21452), (692, 18476), (1192, 10726), (1384, 9238), (2384, 5363), (2768, 4619)]