20189701857

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30452039}}^1$

素因数の和:30452072

約数の個数: 16

約数和(自身を含む): 30695656320

約数和(自身を除く): 10505954463

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 30452039, 91356117, 395876507, 517684663, 1187629521, 1553053989, 6729900619, 20189701857]

約数ペア:

[(1, 20189701857), (3, 6729900619), (13, 1553053989), (17, 1187629521), (39, 517684663), (51, 395876507), (221, 91356117), (663, 30452039)]