19962693

素因数分解:

$3^5\times {\mathrm{113}}^1\times {\mathrm{727}}^1$

素因数の和:855

約数の個数: 24

約数和(自身を含む): 30209088

約数和(自身を除く): 10246395

約数列:

[1, 3, 9, 27, 81, 113, 243, 339, 727, 1017, 2181, 3051, 6543, 9153, 19629, 27459, 58887, 82151, 176661, 246453, 739359, 2218077, 6654231, 19962693]

約数ペア:

[(1, 19962693), (3, 6654231), (9, 2218077), (27, 739359), (81, 246453), (113, 176661), (243, 82151), (339, 58887), (727, 27459), (1017, 19629), (2181, 9153), (3051, 6543)]