401070448

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{221831}}^1$

素因数の和:221952

約数の個数: 20

約数和(自身を含む): 783954288

約数和(自身を除く): 382883840

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 221831, 443662, 887324, 1774648, 3549296, 25066903, 50133806, 100267612, 200535224, 401070448]

約数ペア:

[(1, 401070448), (2, 200535224), (4, 100267612), (8, 50133806), (16, 25066903), (113, 3549296), (226, 1774648), (452, 887324), (904, 443662), (1808, 221831)]