18350440

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{2377}}^1$

素因数の和:2581

約数の個数: 32

約数和(自身を含む): 41519880

約数和(自身を除く): 23169440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1544, 1930, 2377, 3860, 4754, 7720, 9508, 11885, 19016, 23770, 47540, 95080, 458761, 917522, 1835044, 2293805, 3670088, 4587610, 9175220, 18350440]

約数ペア:

[(1, 18350440), (2, 9175220), (4, 4587610), (5, 3670088), (8, 2293805), (10, 1835044), (20, 917522), (40, 458761), (193, 95080), (386, 47540), (772, 23770), (965, 19016), (1544, 11885), (1930, 9508), (2377, 7720), (3860, 4754)]