19764196

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{2543}}^1$

素因数の和:2643

約数の個数: 24

約数和(自身を含む): 36328320

約数和(自身を除く): 16564124

約数列:

[1, 2, 4, 29, 58, 67, 116, 134, 268, 1943, 2543, 3886, 5086, 7772, 10172, 73747, 147494, 170381, 294988, 340762, 681524, 4941049, 9882098, 19764196]

約数ペア:

[(1, 19764196), (2, 9882098), (4, 4941049), (29, 681524), (58, 340762), (67, 294988), (116, 170381), (134, 147494), (268, 73747), (1943, 10172), (2543, 7772), (3886, 5086)]