20014288

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{2153}}^1$

素因数の和:2251

約数の個数: 40

約数和(自身を含む): 44872128

約数和(自身を除く): 24857840

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2153, 2324, 4306, 4648, 8612, 9296, 15071, 17224, 30142, 34448, 60284, 120568, 178699, 241136, 357398, 714796, 1250893, 1429592, 2501786, 2859184, 5003572, 10007144, 20014288]

約数ペア:

[(1, 20014288), (2, 10007144), (4, 5003572), (7, 2859184), (8, 2501786), (14, 1429592), (16, 1250893), (28, 714796), (56, 357398), (83, 241136), (112, 178699), (166, 120568), (332, 60284), (581, 34448), (664, 30142), (1162, 17224), (1328, 15071), (2153, 9296), (2324, 8612), (4306, 4648)]