19991774884

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{1662103}}^1$

素因数の和:1662235

約数の個数: 24

約数和(自身を含む): 36486507008

約数和(自身を除く): 16494732124

約数列:

[1, 2, 4, 31, 62, 97, 124, 194, 388, 3007, 6014, 12028, 1662103, 3324206, 6648412, 51525193, 103050386, 161223991, 206100772, 322447982, 644895964, 4997943721, 9995887442, 19991774884]

約数ペア:

[(1, 19991774884), (2, 9995887442), (4, 4997943721), (31, 644895964), (62, 322447982), (97, 206100772), (124, 161223991), (194, 103050386), (388, 51525193), (3007, 6648412), (6014, 3324206), (12028, 1662103)]