18740850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{103}}^1\times {\mathrm{1213}}^1$

素因数の和:1331

約数の個数: 48

約数和(自身を含む): 46967232

約数和(自身を除く): 28226382

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 103, 150, 206, 309, 515, 618, 1030, 1213, 1545, 2426, 2575, 3090, 3639, 5150, 6065, 7278, 7725, 12130, 15450, 18195, 30325, 36390, 60650, 90975, 124939, 181950, 249878, 374817, 624695, 749634, 1249390, 1874085, 3123475, 3748170, 6246950, 9370425, 18740850]

約数ペア:

[(1, 18740850), (2, 9370425), (3, 6246950), (5, 3748170), (6, 3123475), (10, 1874085), (15, 1249390), (25, 749634), (30, 624695), (50, 374817), (75, 249878), (103, 181950), (150, 124939), (206, 90975), (309, 60650), (515, 36390), (618, 30325), (1030, 18195), (1213, 15450), (1545, 12130), (2426, 7725), (2575, 7278), (3090, 6065), (3639, 5150)]