18215964

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{38923}}^1$

素因数の和:38946

約数の個数: 36

約数和(自身を含む): 49589176

約数和(自身を除く): 31373212

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 38923, 77846, 116769, 155692, 233538, 350307, 467076, 505999, 700614, 1011998, 1401228, 1517997, 2023996, 3035994, 4553991, 6071988, 9107982, 18215964]

約数ペア:

[(1, 18215964), (2, 9107982), (3, 6071988), (4, 4553991), (6, 3035994), (9, 2023996), (12, 1517997), (13, 1401228), (18, 1011998), (26, 700614), (36, 505999), (39, 467076), (52, 350307), (78, 233538), (117, 155692), (156, 116769), (234, 77846), (468, 38923)]