19278180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107101}}^1$

素因数の和:107116

約数の個数: 36

約数和(自身を含む): 58477692

約数和(自身を除く): 39199512

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 107101, 214202, 321303, 428404, 535505, 642606, 963909, 1071010, 1285212, 1606515, 1927818, 2142020, 3213030, 3855636, 4819545, 6426060, 9639090, 19278180]

約数ペア:

[(1, 19278180), (2, 9639090), (3, 6426060), (4, 4819545), (5, 3855636), (6, 3213030), (9, 2142020), (10, 1927818), (12, 1606515), (15, 1285212), (18, 1071010), (20, 963909), (30, 642606), (36, 535505), (45, 428404), (60, 321303), (90, 214202), (180, 107101)]