20714456

素因数分解:

$2^3\times 7^3\times {\mathrm{7549}}^1$

素因数の和:7576

約数の個数: 32

約数和(自身を含む): 45300000

約数和(自身を除く): 24585544

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 7549, 15098, 30196, 52843, 60392, 105686, 211372, 369901, 422744, 739802, 1479604, 2589307, 2959208, 5178614, 10357228, 20714456]

約数ペア:

[(1, 20714456), (2, 10357228), (4, 5178614), (7, 2959208), (8, 2589307), (14, 1479604), (28, 739802), (49, 422744), (56, 369901), (98, 211372), (196, 105686), (343, 60392), (392, 52843), (686, 30196), (1372, 15098), (2744, 7549)]