18693982

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1\times {\mathrm{1129}}^1$

素因数の和:1635

約数の個数: 16

約数和(自身を含む): 29777760

約数和(自身を除く): 11083778

約数列:

[1, 2, 17, 34, 487, 974, 1129, 2258, 8279, 16558, 19193, 38386, 549823, 1099646, 9346991, 18693982]

約数ペア:

[(1, 18693982), (2, 9346991), (17, 1099646), (34, 549823), (487, 38386), (974, 19193), (1129, 16558), (2258, 8279)]