18542280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{809}}^1$

素因数の和:1014

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 37444920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 191, 382, 573, 764, 809, 955, 1146, 1528, 1618, 1910, 2292, 2427, 2865, 3236, 3820, 4045, 4584, 4854, 5730, 6472, 7640, 8090, 9708, 11460, 12135, 16180, 19416, 22920, 24270, 32360, 48540, 97080, 154519, 309038, 463557, 618076, 772595, 927114, 1236152, 1545190, 1854228, 2317785, 3090380, 3708456, 4635570, 6180760, 9271140, 18542280]

約数ペア:

[(1, 18542280), (2, 9271140), (3, 6180760), (4, 4635570), (5, 3708456), (6, 3090380), (8, 2317785), (10, 1854228), (12, 1545190), (15, 1236152), (20, 927114), (24, 772595), (30, 618076), (40, 463557), (60, 309038), (120, 154519), (191, 97080), (382, 48540), (573, 32360), (764, 24270), (809, 22920), (955, 19416), (1146, 16180), (1528, 12135), (1618, 11460), (1910, 9708), (2292, 8090), (2427, 7640), (2865, 6472), (3236, 5730), (3820, 4854), (4045, 4584)]