20727333

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:607

約数の個数: 40

約数和(自身を含む): 34627296

約数和(自身を除く): 13899963

約数列:

[1, 3, 9, 11, 27, 33, 43, 81, 99, 129, 297, 387, 473, 541, 891, 1161, 1419, 1623, 3483, 4257, 4869, 5951, 12771, 14607, 17853, 23263, 38313, 43821, 53559, 69789, 160677, 209367, 255893, 482031, 628101, 767679, 1884303, 2303037, 6909111, 20727333]

約数ペア:

[(1, 20727333), (3, 6909111), (9, 2303037), (11, 1884303), (27, 767679), (33, 628101), (43, 482031), (81, 255893), (99, 209367), (129, 160677), (297, 69789), (387, 53559), (473, 43821), (541, 38313), (891, 23263), (1161, 17853), (1419, 14607), (1623, 12771), (3483, 5951), (4257, 4869)]