18775980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{104311}}^1$

素因数の和:104326

約数の個数: 36

約数和(自身を含む): 56954352

約数和(自身を除く): 38178372

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 104311, 208622, 312933, 417244, 521555, 625866, 938799, 1043110, 1251732, 1564665, 1877598, 2086220, 3129330, 3755196, 4693995, 6258660, 9387990, 18775980]

約数ペア:

[(1, 18775980), (2, 9387990), (3, 6258660), (4, 4693995), (5, 3755196), (6, 3129330), (9, 2086220), (10, 1877598), (12, 1564665), (15, 1251732), (18, 1043110), (20, 938799), (30, 625866), (36, 521555), (45, 417244), (60, 312933), (90, 208622), (180, 104311)]