1637339990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1144993}}^1$

素因数の和:1145024

約数の個数: 32

約数和(自身を含む): 3462461856

約数和(自身を除く): 1825121866

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 1144993, 2289986, 5724965, 11449930, 12594923, 14884909, 25189846, 29769818, 62974615, 74424545, 125949230, 148849090, 163733999, 327467998, 818669995, 1637339990]

約数ペア:

[(1, 1637339990), (2, 818669995), (5, 327467998), (10, 163733999), (11, 148849090), (13, 125949230), (22, 74424545), (26, 62974615), (55, 29769818), (65, 25189846), (110, 14884909), (130, 12594923), (143, 11449930), (286, 5724965), (715, 2289986), (1430, 1144993)]