19141020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2473}}^1$

素因数の和:2531

約数の個数: 72

約数和(自身を含む): 59435376

約数和(自身を除く): 40294356

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 129, 172, 180, 215, 258, 387, 430, 516, 645, 774, 860, 1290, 1548, 1935, 2473, 2580, 3870, 4946, 7419, 7740, 9892, 12365, 14838, 22257, 24730, 29676, 37095, 44514, 49460, 74190, 89028, 106339, 111285, 148380, 212678, 222570, 319017, 425356, 445140, 531695, 638034, 957051, 1063390, 1276068, 1595085, 1914102, 2126780, 3190170, 3828204, 4785255, 6380340, 9570510, 19141020]

約数ペア:

[(1, 19141020), (2, 9570510), (3, 6380340), (4, 4785255), (5, 3828204), (6, 3190170), (9, 2126780), (10, 1914102), (12, 1595085), (15, 1276068), (18, 1063390), (20, 957051), (30, 638034), (36, 531695), (43, 445140), (45, 425356), (60, 319017), (86, 222570), (90, 212678), (129, 148380), (172, 111285), (180, 106339), (215, 89028), (258, 74190), (387, 49460), (430, 44514), (516, 37095), (645, 29676), (774, 24730), (860, 22257), (1290, 14838), (1548, 12365), (1935, 9892), (2473, 7740), (2580, 7419), (3870, 4946)]