18837585

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2477}}^1$

素因数の和:2514

約数の個数: 36

約数和(自身を含む): 35370972

約数和(自身を除く): 16533387

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 169, 195, 507, 585, 845, 1521, 2477, 2535, 7431, 7605, 12385, 22293, 32201, 37155, 96603, 111465, 161005, 289809, 418613, 483015, 1255839, 1449045, 2093065, 3767517, 6279195, 18837585]

約数ペア:

[(1, 18837585), (3, 6279195), (5, 3767517), (9, 2093065), (13, 1449045), (15, 1255839), (39, 483015), (45, 418613), (65, 289809), (117, 161005), (169, 111465), (195, 96603), (507, 37155), (585, 32201), (845, 22293), (1521, 12385), (2477, 7605), (2535, 7431)]