20445951

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{4133}}^1$

素因数の和:4250

約数の個数: 16

約数和(自身を含む): 29169504

約数和(自身を除く): 8723553

約数列:

[1, 3, 17, 51, 97, 291, 1649, 4133, 4947, 12399, 70261, 210783, 400901, 1202703, 6815317, 20445951]

約数ペア:

[(1, 20445951), (3, 6815317), (17, 1202703), (51, 400901), (97, 210783), (291, 70261), (1649, 12399), (4133, 4947)]