18491494

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{57427}}^1$

素因数の和:57459

約数の個数: 16

約数和(自身を含む): 33078528

約数和(自身を除く): 14587034

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 57427, 114854, 401989, 803978, 1320821, 2641642, 9245747, 18491494]

約数ペア:

[(1, 18491494), (2, 9245747), (7, 2641642), (14, 1320821), (23, 803978), (46, 401989), (161, 114854), (322, 57427)]