18906930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{30011}}^1$

素因数の和:30031

約数の個数: 48

約数和(自身を含む): 56182464

約数和(自身を除く): 37275534

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 30011, 60022, 90033, 150055, 180066, 210077, 270099, 300110, 420154, 450165, 540198, 630231, 900330, 1050385, 1260462, 1350495, 1890693, 2100770, 2700990, 3151155, 3781386, 6302310, 9453465, 18906930]

約数ペア:

[(1, 18906930), (2, 9453465), (3, 6302310), (5, 3781386), (6, 3151155), (7, 2700990), (9, 2100770), (10, 1890693), (14, 1350495), (15, 1260462), (18, 1050385), (21, 900330), (30, 630231), (35, 540198), (42, 450165), (45, 420154), (63, 300110), (70, 270099), (90, 210077), (105, 180066), (126, 150055), (210, 90033), (315, 60022), (630, 30011)]