2638896

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{4229}}^1$

素因数の和:4253

約数の個数: 40

約数和(自身を含む): 7343280

約数和(自身を除く): 4704384

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 4229, 8458, 12687, 16916, 25374, 33832, 50748, 54977, 67664, 101496, 109954, 164931, 202992, 219908, 329862, 439816, 659724, 879632, 1319448, 2638896]

約数ペア:

[(1, 2638896), (2, 1319448), (3, 879632), (4, 659724), (6, 439816), (8, 329862), (12, 219908), (13, 202992), (16, 164931), (24, 109954), (26, 101496), (39, 67664), (48, 54977), (52, 50748), (78, 33832), (104, 25374), (156, 16916), (208, 12687), (312, 8458), (624, 4229)]