20155177719

素因数分解:

$3^2\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{39133}}^1$

素因数の和:39871

約数の個数: 24

約数和(自身を含む): 29486686320

約数和(自身を除く): 9331508601

約数列:

[1, 3, 9, 89, 267, 643, 801, 1929, 5787, 39133, 57227, 117399, 171681, 352197, 515043, 3482837, 10448511, 25162519, 31345533, 75487557, 226462671, 2239464191, 6718392573, 20155177719]

約数ペア:

[(1, 20155177719), (3, 6718392573), (9, 2239464191), (89, 226462671), (267, 75487557), (643, 31345533), (801, 25162519), (1929, 10448511), (5787, 3482837), (39133, 515043), (57227, 352197), (117399, 171681)]