19899690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{39019}}^1$

素因数の和:39046

約数の個数: 32

約数和(自身を含む): 50569920

約数和(自身を除く): 30670230

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 510, 39019, 78038, 117057, 195095, 234114, 390190, 585285, 663323, 1170570, 1326646, 1989969, 3316615, 3979938, 6633230, 9949845, 19899690]

約数ペア:

[(1, 19899690), (2, 9949845), (3, 6633230), (5, 3979938), (6, 3316615), (10, 1989969), (15, 1326646), (17, 1170570), (30, 663323), (34, 585285), (51, 390190), (85, 234114), (102, 195095), (170, 117057), (255, 78038), (510, 39019)]