19243820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{33179}}^1$

素因数の和:33217

約数の個数: 24

約数和(自身を含む): 41806800

約数和(自身を除く): 22562980

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 33179, 66358, 132716, 165895, 331790, 663580, 962191, 1924382, 3848764, 4810955, 9621910, 19243820]

約数ペア:

[(1, 19243820), (2, 9621910), (4, 4810955), (5, 3848764), (10, 1924382), (20, 962191), (29, 663580), (58, 331790), (116, 165895), (145, 132716), (290, 66358), (580, 33179)]