20322816

素因数分解:

$2^9\times 3^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 80

約数和(自身を含む): 55094688

約数和(自身を除く): 34771872

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 101, 128, 131, 192, 202, 256, 262, 303, 384, 393, 404, 512, 524, 606, 768, 786, 808, 1048, 1212, 1536, 1572, 1616, 2096, 2424, 3144, 3232, 4192, 4848, 6288, 6464, 8384, 9696, 12576, 12928, 13231, 16768, 19392, 25152, 25856, 26462, 33536, 38784, 39693, 50304, 51712, 52924, 67072, 77568, 79386, 100608, 105848, 155136, 158772, 201216, 211696, 317544, 423392, 635088, 846784, 1270176, 1693568, 2540352, 3387136, 5080704, 6774272, 10161408, 20322816]

約数ペア:

[(1, 20322816), (2, 10161408), (3, 6774272), (4, 5080704), (6, 3387136), (8, 2540352), (12, 1693568), (16, 1270176), (24, 846784), (32, 635088), (48, 423392), (64, 317544), (96, 211696), (101, 201216), (128, 158772), (131, 155136), (192, 105848), (202, 100608), (256, 79386), (262, 77568), (303, 67072), (384, 52924), (393, 51712), (404, 50304), (512, 39693), (524, 38784), (606, 33536), (768, 26462), (786, 25856), (808, 25152), (1048, 19392), (1212, 16768), (1536, 13231), (1572, 12928), (1616, 12576), (2096, 9696), (2424, 8384), (3144, 6464), (3232, 6288), (4192, 4848)]