20899624

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{19069}}^1$

素因数の和:19212

約数の個数: 16

約数和(自身を含む): 39474900

約数和(自身を除く): 18575276

約数列:

[1, 2, 4, 8, 137, 274, 548, 1096, 19069, 38138, 76276, 152552, 2612453, 5224906, 10449812, 20899624]

約数ペア:

[(1, 20899624), (2, 10449812), (4, 5224906), (8, 2612453), (137, 152552), (274, 76276), (548, 38138), (1096, 19069)]