20577051

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{877}}^1$

素因数の和:976

約数の個数: 32

約数和(自身を含む): 33715200

約数和(自身を除く): 13138149

約数列:

[1, 3, 9, 11, 27, 33, 79, 99, 237, 297, 711, 869, 877, 2133, 2607, 2631, 7821, 7893, 9647, 23463, 23679, 28941, 69283, 86823, 207849, 260469, 623547, 762113, 1870641, 2286339, 6859017, 20577051]

約数ペア:

[(1, 20577051), (3, 6859017), (9, 2286339), (11, 1870641), (27, 762113), (33, 623547), (79, 260469), (99, 207849), (237, 86823), (297, 69283), (711, 28941), (869, 23679), (877, 23463), (2133, 9647), (2607, 7893), (2631, 7821)]