19503816

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{397}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 51580800

約数和(自身を除く): 32076984

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 89, 92, 138, 178, 184, 267, 276, 356, 397, 534, 552, 712, 794, 1068, 1191, 1588, 2047, 2136, 2382, 3176, 4094, 4764, 6141, 8188, 9131, 9528, 12282, 16376, 18262, 24564, 27393, 35333, 36524, 49128, 54786, 70666, 73048, 105999, 109572, 141332, 211998, 219144, 282664, 423996, 812659, 847992, 1625318, 2437977, 3250636, 4875954, 6501272, 9751908, 19503816]

約数ペア:

[(1, 19503816), (2, 9751908), (3, 6501272), (4, 4875954), (6, 3250636), (8, 2437977), (12, 1625318), (23, 847992), (24, 812659), (46, 423996), (69, 282664), (89, 219144), (92, 211998), (138, 141332), (178, 109572), (184, 105999), (267, 73048), (276, 70666), (356, 54786), (397, 49128), (534, 36524), (552, 35333), (712, 27393), (794, 24564), (1068, 18262), (1191, 16376), (1588, 12282), (2047, 9528), (2136, 9131), (2382, 8188), (3176, 6141), (4094, 4764)]