20680422

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{16979}}^1$

素因数の和:17020

約数の個数: 32

約数和(自身を含む): 48902400

約数和(自身を除く): 28221978

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 16979, 33958, 50937, 101874, 118853, 237706, 356559, 492391, 713118, 984782, 1477173, 2954346, 3446737, 6893474, 10340211, 20680422]

約数ペア:

[(1, 20680422), (2, 10340211), (3, 6893474), (6, 3446737), (7, 2954346), (14, 1477173), (21, 984782), (29, 713118), (42, 492391), (58, 356559), (87, 237706), (174, 118853), (203, 101874), (406, 50937), (609, 33958), (1218, 16979)]