20469816

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 96

約数和(自身を含む): 59304960

約数和(自身を除く): 38835144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 47, 69, 72, 92, 94, 138, 141, 184, 188, 207, 263, 276, 282, 376, 414, 423, 526, 552, 564, 789, 828, 846, 1052, 1081, 1128, 1578, 1656, 1692, 2104, 2162, 2367, 3156, 3243, 3384, 4324, 4734, 6049, 6312, 6486, 8648, 9468, 9729, 12098, 12361, 12972, 18147, 18936, 19458, 24196, 24722, 25944, 36294, 37083, 38916, 48392, 49444, 54441, 72588, 74166, 77832, 98888, 108882, 111249, 145176, 148332, 217764, 222498, 284303, 296664, 435528, 444996, 568606, 852909, 889992, 1137212, 1705818, 2274424, 2558727, 3411636, 5117454, 6823272, 10234908, 20469816]

約数ペア:

[(1, 20469816), (2, 10234908), (3, 6823272), (4, 5117454), (6, 3411636), (8, 2558727), (9, 2274424), (12, 1705818), (18, 1137212), (23, 889992), (24, 852909), (36, 568606), (46, 444996), (47, 435528), (69, 296664), (72, 284303), (92, 222498), (94, 217764), (138, 148332), (141, 145176), (184, 111249), (188, 108882), (207, 98888), (263, 77832), (276, 74166), (282, 72588), (376, 54441), (414, 49444), (423, 48392), (526, 38916), (552, 37083), (564, 36294), (789, 25944), (828, 24722), (846, 24196), (1052, 19458), (1081, 18936), (1128, 18147), (1578, 12972), (1656, 12361), (1692, 12098), (2104, 9729), (2162, 9468), (2367, 8648), (3156, 6486), (3243, 6312), (3384, 6049), (4324, 4734)]