20121878

素因数分解:

$2^1\times 7^1\times {\mathrm{1181}}^1\times {\mathrm{1217}}^1$

素因数の和:2407

約数の個数: 16

約数和(自身を含む): 34552224

約数和(自身を除く): 14430346

約数列:

[1, 2, 7, 14, 1181, 1217, 2362, 2434, 8267, 8519, 16534, 17038, 1437277, 2874554, 10060939, 20121878]

約数ペア:

[(1, 20121878), (2, 10060939), (7, 2874554), (14, 1437277), (1181, 17038), (1217, 16534), (2362, 8519), (2434, 8267)]