20692252

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^2\times {\mathrm{769}}^1$

素因数の和:842

約数の個数: 36

約数和(自身を含む): 42818160

約数和(自身を除く): 22125908

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 769, 868, 961, 1538, 1922, 3076, 3844, 5383, 6727, 10766, 13454, 21532, 23839, 26908, 47678, 95356, 166873, 333746, 667492, 739009, 1478018, 2956036, 5173063, 10346126, 20692252]

約数ペア:

[(1, 20692252), (2, 10346126), (4, 5173063), (7, 2956036), (14, 1478018), (28, 739009), (31, 667492), (62, 333746), (124, 166873), (217, 95356), (434, 47678), (769, 26908), (868, 23839), (961, 21532), (1538, 13454), (1922, 10766), (3076, 6727), (3844, 5383)]