18784728

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{149}}^1$

素因数の和:281

約数の個数: 96

約数和(自身を含む): 54756000

約数和(自身を除く): 35971272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 103, 136, 149, 153, 204, 206, 298, 306, 309, 408, 412, 447, 596, 612, 618, 824, 894, 927, 1192, 1224, 1236, 1341, 1751, 1788, 1854, 2472, 2533, 2682, 3502, 3576, 3708, 5066, 5253, 5364, 7004, 7416, 7599, 10132, 10506, 10728, 14008, 15198, 15347, 15759, 20264, 21012, 22797, 30396, 30694, 31518, 42024, 45594, 46041, 60792, 61388, 63036, 91188, 92082, 122776, 126072, 138123, 182376, 184164, 260899, 276246, 368328, 521798, 552492, 782697, 1043596, 1104984, 1565394, 2087192, 2348091, 3130788, 4696182, 6261576, 9392364, 18784728]

約数ペア:

[(1, 18784728), (2, 9392364), (3, 6261576), (4, 4696182), (6, 3130788), (8, 2348091), (9, 2087192), (12, 1565394), (17, 1104984), (18, 1043596), (24, 782697), (34, 552492), (36, 521798), (51, 368328), (68, 276246), (72, 260899), (102, 184164), (103, 182376), (136, 138123), (149, 126072), (153, 122776), (204, 92082), (206, 91188), (298, 63036), (306, 61388), (309, 60792), (408, 46041), (412, 45594), (447, 42024), (596, 31518), (612, 30694), (618, 30396), (824, 22797), (894, 21012), (927, 20264), (1192, 15759), (1224, 15347), (1236, 15198), (1341, 14008), (1751, 10728), (1788, 10506), (1854, 10132), (2472, 7599), (2533, 7416), (2682, 7004), (3502, 5364), (3576, 5253), (3708, 5066)]