20385453

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{4091}}^1$

素因数の和:4256

約数の個数: 16

約数和(自身を含む): 29855232

約数和(自身を除く): 9469779

約数列:

[1, 3, 11, 33, 151, 453, 1661, 4091, 4983, 12273, 45001, 135003, 617741, 1853223, 6795151, 20385453]

約数ペア:

[(1, 20385453), (3, 6795151), (11, 1853223), (33, 617741), (151, 135003), (453, 45001), (1661, 12273), (4091, 4983)]