2001070405

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{233}}^1\times {\mathrm{90403}}^1$

素因数の和:90660

約数の個数: 16

約数和(自身を含む): 2538544320

約数和(自身を除く): 537473915

約数列:

[1, 5, 19, 95, 233, 1165, 4427, 22135, 90403, 452015, 1717657, 8588285, 21063899, 105319495, 400214081, 2001070405]

約数ペア:

[(1, 2001070405), (5, 400214081), (19, 105319495), (95, 21063899), (233, 8588285), (1165, 1717657), (4427, 452015), (22135, 90403)]