18445120

素因数分解:

$2^6\times 5^1\times {\mathrm{57641}}^1$

素因数の和:57658

約数の個数: 28

約数和(自身を含む): 43923204

約数和(自身を除く): 25478084

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 57641, 115282, 230564, 288205, 461128, 576410, 922256, 1152820, 1844512, 2305640, 3689024, 4611280, 9222560, 18445120]

約数ペア:

[(1, 18445120), (2, 9222560), (4, 4611280), (5, 3689024), (8, 2305640), (10, 1844512), (16, 1152820), (20, 922256), (32, 576410), (40, 461128), (64, 288205), (80, 230564), (160, 115282), (320, 57641)]