18932620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{19319}}^1$

素因数の和:19342

約数の個数: 36

約数和(自身を含む): 46252080

約数和(自身を除く): 27319460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 19319, 38638, 77276, 96595, 135233, 193190, 270466, 386380, 540932, 676165, 946631, 1352330, 1893262, 2704660, 3786524, 4733155, 9466310, 18932620]

約数ペア:

[(1, 18932620), (2, 9466310), (4, 4733155), (5, 3786524), (7, 2704660), (10, 1893262), (14, 1352330), (20, 946631), (28, 676165), (35, 540932), (49, 386380), (70, 270466), (98, 193190), (140, 135233), (196, 96595), (245, 77276), (490, 38638), (980, 19319)]