206651691728

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{271}}^1\times {\mathrm{1108361}}^1$

素因数の和:1108683

約数の個数: 40

約数和(自身を含む): 411211168896

約数和(自身を除く): 204559477168

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 271, 344, 542, 688, 1084, 2168, 4336, 11653, 23306, 46612, 93224, 186448, 1108361, 2216722, 4433444, 8866888, 17733776, 47659523, 95319046, 190638092, 300365831, 381276184, 600731662, 762552368, 1201463324, 2402926648, 4805853296, 12915730733, 25831461466, 51662922932, 103325845864, 206651691728]

約数ペア:

[(1, 206651691728), (2, 103325845864), (4, 51662922932), (8, 25831461466), (16, 12915730733), (43, 4805853296), (86, 2402926648), (172, 1201463324), (271, 762552368), (344, 600731662), (542, 381276184), (688, 300365831), (1084, 190638092), (2168, 95319046), (4336, 47659523), (11653, 17733776), (23306, 8866888), (46612, 4433444), (93224, 2216722), (186448, 1108361)]