19721232

素因数分解:

$2^4\times 3^4\times {\mathrm{15217}}^1$

素因数の和:15237

約数の個数: 50

約数和(自身を含む): 57082718

約数和(自身を除く): 37361486

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 324, 432, 648, 1296, 15217, 30434, 45651, 60868, 91302, 121736, 136953, 182604, 243472, 273906, 365208, 410859, 547812, 730416, 821718, 1095624, 1232577, 1643436, 2191248, 2465154, 3286872, 4930308, 6573744, 9860616, 19721232]

約数ペア:

[(1, 19721232), (2, 9860616), (3, 6573744), (4, 4930308), (6, 3286872), (8, 2465154), (9, 2191248), (12, 1643436), (16, 1232577), (18, 1095624), (24, 821718), (27, 730416), (36, 547812), (48, 410859), (54, 365208), (72, 273906), (81, 243472), (108, 182604), (144, 136953), (162, 121736), (216, 91302), (324, 60868), (432, 45651), (648, 30434), (1296, 15217)]