19874570

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{3607}}^1$

素因数の和:3662

約数の個数: 32

約数和(自身を含む): 38966400

約数和(自身を除く): 19091830

約数列:

[1, 2, 5, 10, 19, 29, 38, 58, 95, 145, 190, 290, 551, 1102, 2755, 3607, 5510, 7214, 18035, 36070, 68533, 104603, 137066, 209206, 342665, 523015, 685330, 1046030, 1987457, 3974914, 9937285, 19874570]

約数ペア:

[(1, 19874570), (2, 9937285), (5, 3974914), (10, 1987457), (19, 1046030), (29, 685330), (38, 523015), (58, 342665), (95, 209206), (145, 137066), (190, 104603), (290, 68533), (551, 36070), (1102, 18035), (2755, 7214), (3607, 5510)]