18951780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{1201}}^1$

素因数の和:1476

約数の個数: 48

約数和(自身を含む): 53311104

約数和(自身を除く): 34359324

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 263, 526, 789, 1052, 1201, 1315, 1578, 2402, 2630, 3156, 3603, 3945, 4804, 5260, 6005, 7206, 7890, 12010, 14412, 15780, 18015, 24020, 36030, 72060, 315863, 631726, 947589, 1263452, 1579315, 1895178, 3158630, 3790356, 4737945, 6317260, 9475890, 18951780]

約数ペア:

[(1, 18951780), (2, 9475890), (3, 6317260), (4, 4737945), (5, 3790356), (6, 3158630), (10, 1895178), (12, 1579315), (15, 1263452), (20, 947589), (30, 631726), (60, 315863), (263, 72060), (526, 36030), (789, 24020), (1052, 18015), (1201, 15780), (1315, 14412), (1578, 12010), (2402, 7890), (2630, 7206), (3156, 6005), (3603, 5260), (3945, 4804)]