19836870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{151}}^2$

素因数の和:341

約数の個数: 48

約数和(自身を含む): 49578480

約数和(自身を除く): 29741610

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 58, 87, 145, 151, 174, 290, 302, 435, 453, 755, 870, 906, 1510, 2265, 4379, 4530, 8758, 13137, 21895, 22801, 26274, 43790, 45602, 65685, 68403, 114005, 131370, 136806, 228010, 342015, 661229, 684030, 1322458, 1983687, 3306145, 3967374, 6612290, 9918435, 19836870]

約数ペア:

[(1, 19836870), (2, 9918435), (3, 6612290), (5, 3967374), (6, 3306145), (10, 1983687), (15, 1322458), (29, 684030), (30, 661229), (58, 342015), (87, 228010), (145, 136806), (151, 131370), (174, 114005), (290, 68403), (302, 65685), (435, 45602), (453, 43790), (755, 26274), (870, 22801), (906, 21895), (1510, 13137), (2265, 8758), (4379, 4530)]