31884964

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{311}}^1$

素因数の和:424

約数の個数: 36

約数和(自身を含む): 59911488

約数和(自身を除く): 28026524

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 311, 361, 622, 722, 1244, 1349, 1444, 2698, 5396, 5909, 11818, 22081, 23636, 25631, 44162, 51262, 88324, 102524, 112271, 224542, 419539, 449084, 839078, 1678156, 7971241, 15942482, 31884964]

約数ペア:

[(1, 31884964), (2, 15942482), (4, 7971241), (19, 1678156), (38, 839078), (71, 449084), (76, 419539), (142, 224542), (284, 112271), (311, 102524), (361, 88324), (622, 51262), (722, 44162), (1244, 25631), (1349, 23636), (1444, 22081), (2698, 11818), (5396, 5909)]