19275780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{1033}}^1$

素因数の和:1356

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 34922364

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 311, 622, 933, 1033, 1244, 1555, 1866, 2066, 3099, 3110, 3732, 4132, 4665, 5165, 6198, 6220, 9330, 10330, 12396, 15495, 18660, 20660, 30990, 61980, 321263, 642526, 963789, 1285052, 1606315, 1927578, 3212630, 3855156, 4818945, 6425260, 9637890, 19275780]

約数ペア:

[(1, 19275780), (2, 9637890), (3, 6425260), (4, 4818945), (5, 3855156), (6, 3212630), (10, 1927578), (12, 1606315), (15, 1285052), (20, 963789), (30, 642526), (60, 321263), (311, 61980), (622, 30990), (933, 20660), (1033, 18660), (1244, 15495), (1555, 12396), (1866, 10330), (2066, 9330), (3099, 6220), (3110, 6198), (3732, 5165), (4132, 4665)]