20121054004

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1\times {\mathrm{14341}}^1$

素因数の和:14848

約数の個数: 48

約数和(自身を含む): 38165783040

約数和(自身を除く): 18044729036

約数列:

[1, 2, 4, 17, 34, 47, 68, 94, 188, 439, 799, 878, 1598, 1756, 3196, 7463, 14341, 14926, 20633, 28682, 29852, 41266, 57364, 82532, 243797, 350761, 487594, 674027, 701522, 975188, 1348054, 1403044, 2696108, 6295699, 11458459, 12591398, 22916918, 25182796, 45833836, 107026883, 214053766, 295897853, 428107532, 591795706, 1183591412, 5030263501, 10060527002, 20121054004]

約数ペア:

[(1, 20121054004), (2, 10060527002), (4, 5030263501), (17, 1183591412), (34, 591795706), (47, 428107532), (68, 295897853), (94, 214053766), (188, 107026883), (439, 45833836), (799, 25182796), (878, 22916918), (1598, 12591398), (1756, 11458459), (3196, 6295699), (7463, 2696108), (14341, 1403044), (14926, 1348054), (20633, 975188), (28682, 701522), (29852, 674027), (41266, 487594), (57364, 350761), (82532, 243797)]