18065944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{641}}^1$

素因数の和:931

約数の個数: 32

約数和(自身を含む): 36671040

約数和(自身を除く): 18605096

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 271, 542, 641, 1084, 1282, 2168, 2564, 3523, 5128, 7046, 8333, 14092, 16666, 28184, 33332, 66664, 173711, 347422, 694844, 1389688, 2258243, 4516486, 9032972, 18065944]

約数ペア:

[(1, 18065944), (2, 9032972), (4, 4516486), (8, 2258243), (13, 1389688), (26, 694844), (52, 347422), (104, 173711), (271, 66664), (542, 33332), (641, 28184), (1084, 16666), (1282, 14092), (2168, 8333), (2564, 7046), (3523, 5128)]