18486546

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2663}}^1$

素因数の和:2770

約数の個数: 32

約数和(自身を含む): 40279680

約数和(自身を除く): 21793134

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 89, 178, 267, 534, 1157, 2314, 2663, 3471, 5326, 6942, 7989, 15978, 34619, 69238, 103857, 207714, 237007, 474014, 711021, 1422042, 3081091, 6162182, 9243273, 18486546]

約数ペア:

[(1, 18486546), (2, 9243273), (3, 6162182), (6, 3081091), (13, 1422042), (26, 711021), (39, 474014), (78, 237007), (89, 207714), (178, 103857), (267, 69238), (534, 34619), (1157, 15978), (2314, 7989), (2663, 6942), (3471, 5326)]