20923407

素因数分解:

$3^3\times {\mathrm{41}}^2\times {\mathrm{461}}^1$

素因数の和:552

約数の個数: 24

約数和(自身を含む): 31841040

約数和(自身を除く): 10917633

約数列:

[1, 3, 9, 27, 41, 123, 369, 461, 1107, 1383, 1681, 4149, 5043, 12447, 15129, 18901, 45387, 56703, 170109, 510327, 774941, 2324823, 6974469, 20923407]

約数ペア:

[(1, 20923407), (3, 6974469), (9, 2324823), (27, 774941), (41, 510327), (123, 170109), (369, 56703), (461, 45387), (1107, 18901), (1383, 15129), (1681, 12447), (4149, 5043)]