19689222

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{571}}^1\times {\mathrm{821}}^1$

素因数の和:1404

約数の個数: 32

約数和(自身を含む): 45137664

約数和(自身を除く): 25448442

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 571, 821, 1142, 1642, 1713, 2463, 3426, 3997, 4926, 5747, 7994, 11494, 11991, 17241, 23982, 34482, 468791, 937582, 1406373, 2812746, 3281537, 6563074, 9844611, 19689222]

約数ペア:

[(1, 19689222), (2, 9844611), (3, 6563074), (6, 3281537), (7, 2812746), (14, 1406373), (21, 937582), (42, 468791), (571, 34482), (821, 23982), (1142, 17241), (1642, 11991), (1713, 11494), (2463, 7994), (3426, 5747), (3997, 4926)]