18590873

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1237}}^1$

素因数の和:1376

約数の個数: 16

約数和(自身を含む): 22581120

約数和(自身を除く): 3990247

約数列:

[1, 7, 19, 113, 133, 791, 1237, 2147, 8659, 15029, 23503, 139781, 164521, 978467, 2655839, 18590873]

約数ペア:

[(1, 18590873), (7, 2655839), (19, 978467), (113, 164521), (133, 139781), (791, 23503), (1237, 15029), (2147, 8659)]