19913528

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{146423}}^1$

素因数の和:146446

約数の個数: 16

約数和(自身を含む): 39534480

約数和(自身を除く): 19620952

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 146423, 292846, 585692, 1171384, 2489191, 4978382, 9956764, 19913528]

約数ペア:

[(1, 19913528), (2, 9956764), (4, 4978382), (8, 2489191), (17, 1171384), (34, 585692), (68, 292846), (136, 146423)]