18106860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{307}}^1\times {\mathrm{983}}^1$

素因数の和:1302

約数の個数: 48

約数和(自身を含む): 50916096

約数和(自身を除く): 32809236

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 307, 614, 921, 983, 1228, 1535, 1842, 1966, 2949, 3070, 3684, 3932, 4605, 4915, 5898, 6140, 9210, 9830, 11796, 14745, 18420, 19660, 29490, 58980, 301781, 603562, 905343, 1207124, 1508905, 1810686, 3017810, 3621372, 4526715, 6035620, 9053430, 18106860]

約数ペア:

[(1, 18106860), (2, 9053430), (3, 6035620), (4, 4526715), (5, 3621372), (6, 3017810), (10, 1810686), (12, 1508905), (15, 1207124), (20, 905343), (30, 603562), (60, 301781), (307, 58980), (614, 29490), (921, 19660), (983, 18420), (1228, 14745), (1535, 11796), (1842, 9830), (1966, 9210), (2949, 6140), (3070, 5898), (3684, 4915), (3932, 4605)]