1820402816

素因数分解:

$2^7\times {\mathrm{571}}^1\times {\mathrm{24907}}^1$

素因数の和:25492

約数の個数: 32

約数和(自身を含む): 3633080880

約数和(自身を除く): 1812678064

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 571, 1142, 2284, 4568, 9136, 18272, 24907, 36544, 49814, 73088, 99628, 199256, 398512, 797024, 1594048, 3188096, 14221897, 28443794, 56887588, 113775176, 227550352, 455100704, 910201408, 1820402816]

約数ペア:

[(1, 1820402816), (2, 910201408), (4, 455100704), (8, 227550352), (16, 113775176), (32, 56887588), (64, 28443794), (128, 14221897), (571, 3188096), (1142, 1594048), (2284, 797024), (4568, 398512), (9136, 199256), (18272, 99628), (24907, 73088), (36544, 49814)]