18078230

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{947}}^1$

素因数の和:1060

約数の個数: 32

約数和(自身を含む): 34401024

約数和(自身を除く): 16322794

約数列:

[1, 2, 5, 10, 23, 46, 83, 115, 166, 230, 415, 830, 947, 1894, 1909, 3818, 4735, 9470, 9545, 19090, 21781, 43562, 78601, 108905, 157202, 217810, 393005, 786010, 1807823, 3615646, 9039115, 18078230]

約数ペア:

[(1, 18078230), (2, 9039115), (5, 3615646), (10, 1807823), (23, 786010), (46, 393005), (83, 217810), (115, 157202), (166, 108905), (230, 78601), (415, 43562), (830, 21781), (947, 19090), (1894, 9545), (1909, 9470), (3818, 4735)]