19716570

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3001}}^1$

素因数の和:3087

約数の個数: 48

約数和(自身を含む): 51982632

約数和(自身を除く): 32266062

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 365, 438, 657, 730, 1095, 1314, 2190, 3001, 3285, 6002, 6570, 9003, 15005, 18006, 27009, 30010, 45015, 54018, 90030, 135045, 219073, 270090, 438146, 657219, 1095365, 1314438, 1971657, 2190730, 3286095, 3943314, 6572190, 9858285, 19716570]

約数ペア:

[(1, 19716570), (2, 9858285), (3, 6572190), (5, 3943314), (6, 3286095), (9, 2190730), (10, 1971657), (15, 1314438), (18, 1095365), (30, 657219), (45, 438146), (73, 270090), (90, 219073), (146, 135045), (219, 90030), (365, 54018), (438, 45015), (657, 30010), (730, 27009), (1095, 18006), (1314, 15005), (2190, 9003), (3001, 6570), (3285, 6002)]