18180390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{20897}}^1$

素因数の和:20936

約数の個数: 32

約数和(自身を含む): 45139680

約数和(自身を除く): 26959290

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 174, 290, 435, 870, 20897, 41794, 62691, 104485, 125382, 208970, 313455, 606013, 626910, 1212026, 1818039, 3030065, 3636078, 6060130, 9090195, 18180390]

約数ペア:

[(1, 18180390), (2, 9090195), (3, 6060130), (5, 3636078), (6, 3030065), (10, 1818039), (15, 1212026), (29, 626910), (30, 606013), (58, 313455), (87, 208970), (145, 125382), (174, 104485), (290, 62691), (435, 41794), (870, 20897)]