19005137781

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1\times {\mathrm{57073}}^1$

素因数の和:57341

約数の個数: 32

約数和(自身を含む): 29433746688

約数和(自身を除く): 10428608907

約数列:

[1, 3, 7, 21, 101, 157, 303, 471, 707, 1099, 2121, 3297, 15857, 47571, 57073, 110999, 171219, 332997, 399511, 1198533, 5764373, 8960461, 17293119, 26881383, 40350611, 62723227, 121051833, 188169681, 905006561, 2715019683, 6335045927, 19005137781]

約数ペア:

[(1, 19005137781), (3, 6335045927), (7, 2715019683), (21, 905006561), (101, 188169681), (157, 121051833), (303, 62723227), (471, 40350611), (707, 26881383), (1099, 17293119), (2121, 8960461), (3297, 5764373), (15857, 1198533), (47571, 399511), (57073, 332997), (110999, 171219)]