18622660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7001}}^1$

素因数の和:7036

約数の個数: 48

約数和(自身を含む): 47053440

約数和(自身を除く): 28430780

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 2660, 7001, 14002, 28004, 35005, 49007, 70010, 98014, 133019, 140020, 196028, 245035, 266038, 490070, 532076, 665095, 931133, 980140, 1330190, 1862266, 2660380, 3724532, 4655665, 9311330, 18622660]

約数ペア:

[(1, 18622660), (2, 9311330), (4, 4655665), (5, 3724532), (7, 2660380), (10, 1862266), (14, 1330190), (19, 980140), (20, 931133), (28, 665095), (35, 532076), (38, 490070), (70, 266038), (76, 245035), (95, 196028), (133, 140020), (140, 133019), (190, 98014), (266, 70010), (380, 49007), (532, 35005), (665, 28004), (1330, 14002), (2660, 7001)]