18730860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1187}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 52690176

約数和(自身を除く): 33959316

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1187, 1315, 1578, 2374, 2630, 3156, 3561, 3945, 4748, 5260, 5935, 7122, 7890, 11870, 14244, 15780, 17805, 23740, 35610, 71220, 312181, 624362, 936543, 1248724, 1560905, 1873086, 3121810, 3746172, 4682715, 6243620, 9365430, 18730860]

約数ペア:

[(1, 18730860), (2, 9365430), (3, 6243620), (4, 4682715), (5, 3746172), (6, 3121810), (10, 1873086), (12, 1560905), (15, 1248724), (20, 936543), (30, 624362), (60, 312181), (263, 71220), (526, 35610), (789, 23740), (1052, 17805), (1187, 15780), (1315, 14244), (1578, 11870), (2374, 7890), (2630, 7122), (3156, 5935), (3561, 5260), (3945, 4748)]