42931678

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{18521}}^1$

素因数の和:18603

約数の個数: 16

約数和(自身を含む): 68901840

約数和(自身を除く): 25970162

約数列:

[1, 2, 19, 38, 61, 122, 1159, 2318, 18521, 37042, 351899, 703798, 1129781, 2259562, 21465839, 42931678]

約数ペア:

[(1, 42931678), (2, 21465839), (19, 2259562), (38, 1129781), (61, 703798), (122, 351899), (1159, 37042), (2318, 18521)]