20344332

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{443}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 49230720

約数和(自身を除く): 28886388

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 89, 129, 172, 178, 258, 267, 356, 443, 516, 534, 886, 1068, 1329, 1772, 2658, 3827, 5316, 7654, 11481, 15308, 19049, 22962, 38098, 39427, 45924, 57147, 76196, 78854, 114294, 118281, 157708, 228588, 236562, 473124, 1695361, 3390722, 5086083, 6781444, 10172166, 20344332]

約数ペア:

[(1, 20344332), (2, 10172166), (3, 6781444), (4, 5086083), (6, 3390722), (12, 1695361), (43, 473124), (86, 236562), (89, 228588), (129, 157708), (172, 118281), (178, 114294), (258, 78854), (267, 76196), (356, 57147), (443, 45924), (516, 39427), (534, 38098), (886, 22962), (1068, 19049), (1329, 15308), (1772, 11481), (2658, 7654), (3827, 5316)]