201803886128

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{970210991}}^1$

素因数の和:970211012

約数の個数: 20

約数和(自身を含む): 421071570528

約数和(自身を除く): 219267684400

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 970210991, 1940421982, 3880843964, 7761687928, 12612742883, 15523375856, 25225485766, 50450971532, 100901943064, 201803886128]

約数ペア:

[(1, 201803886128), (2, 100901943064), (4, 50450971532), (8, 25225485766), (13, 15523375856), (16, 12612742883), (26, 7761687928), (52, 3880843964), (104, 1940421982), (208, 970210991)]