30989354

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{12923}}^1$

素因数の和:13045

約数の個数: 16

約数和(自身を含む): 51179040

約数和(自身を除く): 20189686

約数列:

[1, 2, 11, 22, 109, 218, 1199, 2398, 12923, 25846, 142153, 284306, 1408607, 2817214, 15494677, 30989354]

約数ペア:

[(1, 30989354), (2, 15494677), (11, 2817214), (22, 1408607), (109, 284306), (218, 142153), (1199, 25846), (2398, 12923)]