989294816

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{997273}}^1$

素因数の和:997314

約数の個数: 24

約数和(自身を含む): 2010504384

約数和(自身を除く): 1021209568

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 248, 496, 992, 997273, 1994546, 3989092, 7978184, 15956368, 30915463, 31912736, 61830926, 123661852, 247323704, 494647408, 989294816]

約数ペア:

[(1, 989294816), (2, 494647408), (4, 247323704), (8, 123661852), (16, 61830926), (31, 31912736), (32, 30915463), (62, 15956368), (124, 7978184), (248, 3989092), (496, 1994546), (992, 997273)]