19411020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{107839}}^1$

素因数の和:107854

約数の個数: 36

約数和(自身を含む): 58880640

約数和(自身を除く): 39469620

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 107839, 215678, 323517, 431356, 539195, 647034, 970551, 1078390, 1294068, 1617585, 1941102, 2156780, 3235170, 3882204, 4852755, 6470340, 9705510, 19411020]

約数ペア:

[(1, 19411020), (2, 9705510), (3, 6470340), (4, 4852755), (5, 3882204), (6, 3235170), (9, 2156780), (10, 1941102), (12, 1617585), (15, 1294068), (18, 1078390), (20, 970551), (30, 647034), (36, 539195), (45, 431356), (60, 323517), (90, 215678), (180, 107839)]