20895384249

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{9151}}^1\times {\mathrm{4787}}^1$

素因数の和:13997

約数の個数: 24

約数和(自身を含む): 30761482752

約数和(自身を除く): 9866098503

約数列:

[1, 3, 9, 53, 159, 477, 4787, 9151, 14361, 27453, 43083, 82359, 253711, 485003, 761133, 1455009, 2283399, 4365027, 43805837, 131417511, 394252533, 2321709361, 6965128083, 20895384249]

約数ペア:

[(1, 20895384249), (3, 6965128083), (9, 2321709361), (53, 394252533), (159, 131417511), (477, 43805837), (4787, 4365027), (9151, 2283399), (14361, 1455009), (27453, 761133), (43083, 485003), (82359, 253711)]