18475486

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{21139}}^1$

素因数の和:21183

約数の個数: 16

約数和(自身を含む): 30441600

約数和(自身を除く): 11966114

約数列:

[1, 2, 19, 23, 38, 46, 437, 874, 21139, 42278, 401641, 486197, 803282, 972394, 9237743, 18475486]

約数ペア:

[(1, 18475486), (2, 9237743), (19, 972394), (23, 803282), (38, 486197), (46, 401641), (437, 42278), (874, 21139)]