20172468734

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{937}}^1$

素因数の和:1401

約数の個数: 64

約数和(自身を含む): 34829125632

約数和(自身を除く): 14656656898

約数列:

[1, 2, 11, 22, 23, 46, 157, 253, 271, 314, 506, 542, 937, 1727, 1874, 2981, 3454, 3611, 5962, 6233, 7222, 10307, 12466, 20614, 21551, 39721, 42547, 43102, 68563, 79442, 85094, 137126, 147109, 237061, 253927, 294218, 468017, 474122, 507854, 936034, 978581, 1618199, 1957162, 2793197, 3236398, 3383507, 5586394, 5840321, 6767014, 10764391, 11680642, 21528782, 37218577, 39866539, 64243531, 74437154, 79733078, 128487062, 438531929, 877063858, 916930397, 1833860794, 10086234367, 20172468734]

約数ペア:

[(1, 20172468734), (2, 10086234367), (11, 1833860794), (22, 916930397), (23, 877063858), (46, 438531929), (157, 128487062), (253, 79733078), (271, 74437154), (314, 64243531), (506, 39866539), (542, 37218577), (937, 21528782), (1727, 11680642), (1874, 10764391), (2981, 6767014), (3454, 5840321), (3611, 5586394), (5962, 3383507), (6233, 3236398), (7222, 2793197), (10307, 1957162), (12466, 1618199), (20614, 978581), (21551, 936034), (39721, 507854), (42547, 474122), (43102, 468017), (68563, 294218), (79442, 253927), (85094, 237061), (137126, 147109)]