19835860

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{90163}}^1$

素因数の和:90183

約数の個数: 24

約数和(自身を含む): 45442656

約数和(自身を除く): 25606796

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 90163, 180326, 360652, 450815, 901630, 991793, 1803260, 1983586, 3967172, 4958965, 9917930, 19835860]

約数ペア:

[(1, 19835860), (2, 9917930), (4, 4958965), (5, 3967172), (10, 1983586), (11, 1803260), (20, 991793), (22, 901630), (44, 450815), (55, 360652), (110, 180326), (220, 90163)]