20427552

素因数分解:

$2^5\times 3^5\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:133

約数の個数: 144

約数和(自身を含む): 62741952

約数和(自身を除く): 42314400

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 71, 72, 74, 81, 96, 108, 111, 142, 144, 148, 162, 213, 216, 222, 243, 284, 288, 296, 324, 333, 426, 432, 444, 486, 568, 592, 639, 648, 666, 852, 864, 888, 972, 999, 1136, 1184, 1278, 1296, 1332, 1704, 1776, 1917, 1944, 1998, 2272, 2556, 2592, 2627, 2664, 2997, 3408, 3552, 3834, 3888, 3996, 5112, 5254, 5328, 5751, 5994, 6816, 7668, 7776, 7881, 7992, 8991, 10224, 10508, 10656, 11502, 11988, 15336, 15762, 15984, 17253, 17982, 20448, 21016, 23004, 23643, 23976, 30672, 31524, 31968, 34506, 35964, 42032, 46008, 47286, 47952, 61344, 63048, 69012, 70929, 71928, 84064, 92016, 94572, 95904, 126096, 138024, 141858, 143856, 184032, 189144, 212787, 252192, 276048, 283716, 287712, 378288, 425574, 552096, 567432, 638361, 756576, 851148, 1134864, 1276722, 1702296, 2269728, 2553444, 3404592, 5106888, 6809184, 10213776, 20427552]

約数ペア:

[(1, 20427552), (2, 10213776), (3, 6809184), (4, 5106888), (6, 3404592), (8, 2553444), (9, 2269728), (12, 1702296), (16, 1276722), (18, 1134864), (24, 851148), (27, 756576), (32, 638361), (36, 567432), (37, 552096), (48, 425574), (54, 378288), (71, 287712), (72, 283716), (74, 276048), (81, 252192), (96, 212787), (108, 189144), (111, 184032), (142, 143856), (144, 141858), (148, 138024), (162, 126096), (213, 95904), (216, 94572), (222, 92016), (243, 84064), (284, 71928), (288, 70929), (296, 69012), (324, 63048), (333, 61344), (426, 47952), (432, 47286), (444, 46008), (486, 42032), (568, 35964), (592, 34506), (639, 31968), (648, 31524), (666, 30672), (852, 23976), (864, 23643), (888, 23004), (972, 21016), (999, 20448), (1136, 17982), (1184, 17253), (1278, 15984), (1296, 15762), (1332, 15336), (1704, 11988), (1776, 11502), (1917, 10656), (1944, 10508), (1998, 10224), (2272, 8991), (2556, 7992), (2592, 7881), (2627, 7776), (2664, 7668), (2997, 6816), (3408, 5994), (3552, 5751), (3834, 5328), (3888, 5254), (3996, 5112)]