18437296

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{60649}}^1$

素因数の和:60676

約数の個数: 20

約数和(自身を含む): 37603000

約数和(自身を除く): 19165704

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 60649, 121298, 242596, 485192, 970384, 1152331, 2304662, 4609324, 9218648, 18437296]

約数ペア:

[(1, 18437296), (2, 9218648), (4, 4609324), (8, 2304662), (16, 1152331), (19, 970384), (38, 485192), (76, 242596), (152, 121298), (304, 60649)]