18590820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{809}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 52254720

約数和(自身を除く): 33663900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 383, 766, 809, 1149, 1532, 1618, 1915, 2298, 2427, 3236, 3830, 4045, 4596, 4854, 5745, 7660, 8090, 9708, 11490, 12135, 16180, 22980, 24270, 48540, 309847, 619694, 929541, 1239388, 1549235, 1859082, 3098470, 3718164, 4647705, 6196940, 9295410, 18590820]

約数ペア:

[(1, 18590820), (2, 9295410), (3, 6196940), (4, 4647705), (5, 3718164), (6, 3098470), (10, 1859082), (12, 1549235), (15, 1239388), (20, 929541), (30, 619694), (60, 309847), (383, 48540), (766, 24270), (809, 22980), (1149, 16180), (1532, 12135), (1618, 11490), (1915, 9708), (2298, 8090), (2427, 7660), (3236, 5745), (3830, 4854), (4045, 4596)]