20681514

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{54713}}^1$

素因数の和:54731

約数の個数: 32

約数和(自身を含む): 52525440

約数和(自身を除く): 31843926

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 54713, 109426, 164139, 328278, 382991, 492417, 765982, 984834, 1148973, 1477251, 2297946, 2954502, 3446919, 6893838, 10340757, 20681514]

約数ペア:

[(1, 20681514), (2, 10340757), (3, 6893838), (6, 3446919), (7, 2954502), (9, 2297946), (14, 1477251), (18, 1148973), (21, 984834), (27, 765982), (42, 492417), (54, 382991), (63, 328278), (126, 164139), (189, 109426), (378, 54713)]