20512946538

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1368077}}^1$

素因数の和:1368116

約数の個数: 72

約数和(自身を含む): 54742273092

約数和(自身を除く): 34229326554

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1666, 2142, 2499, 4998, 7497, 14994, 1368077, 2736154, 4104231, 8208462, 9576539, 12312693, 19153078, 23257309, 24625386, 28729617, 46514618, 57459234, 67035773, 69771927, 86188851, 134071546, 139543854, 162801163, 172377702, 201107319, 209315781, 325602326, 402214638, 418631562, 488403489, 603321957, 976806978, 1139608141, 1206643914, 1465210467, 2279216282, 2930420934, 3418824423, 6837648846, 10256473269, 20512946538]

約数ペア:

[(1, 20512946538), (2, 10256473269), (3, 6837648846), (6, 3418824423), (7, 2930420934), (9, 2279216282), (14, 1465210467), (17, 1206643914), (18, 1139608141), (21, 976806978), (34, 603321957), (42, 488403489), (49, 418631562), (51, 402214638), (63, 325602326), (98, 209315781), (102, 201107319), (119, 172377702), (126, 162801163), (147, 139543854), (153, 134071546), (238, 86188851), (294, 69771927), (306, 67035773), (357, 57459234), (441, 46514618), (714, 28729617), (833, 24625386), (882, 23257309), (1071, 19153078), (1666, 12312693), (2142, 9576539), (2499, 8208462), (4998, 4104231), (7497, 2736154), (14994, 1368077)]