20574048765

素因数分解:

$3^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1201}}^1\times {\mathrm{2111}}^1$

素因数の和:3861

約数の個数: 32

約数和(自身を含む): 33022420992

約数和(自身を除く): 12448372227

約数列:

[1, 3, 5, 15, 541, 1201, 1623, 2111, 2705, 3603, 6005, 6333, 8115, 10555, 18015, 31665, 649741, 1142051, 1949223, 2535311, 3248705, 3426153, 5710255, 7605933, 9746115, 12676555, 17130765, 38029665, 1371603251, 4114809753, 6858016255, 20574048765]

約数ペア:

[(1, 20574048765), (3, 6858016255), (5, 4114809753), (15, 1371603251), (541, 38029665), (1201, 17130765), (1623, 12676555), (2111, 9746115), (2705, 7605933), (3603, 5710255), (6005, 3426153), (6333, 3248705), (8115, 2535311), (10555, 1949223), (18015, 1142051), (31665, 649741)]