20822886

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1777}}^1$

素因数の和:1826

約数の個数: 64

約数和(自身を含む): 54620160

約数和(自身を除く): 33797274

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 93, 126, 186, 189, 217, 279, 378, 434, 558, 651, 837, 1302, 1674, 1777, 1953, 3554, 3906, 5331, 5859, 10662, 11718, 12439, 15993, 24878, 31986, 37317, 47979, 55087, 74634, 95958, 110174, 111951, 165261, 223902, 330522, 335853, 385609, 495783, 671706, 771218, 991566, 1156827, 1487349, 2313654, 2974698, 3470481, 6940962, 10411443, 20822886]

約数ペア:

[(1, 20822886), (2, 10411443), (3, 6940962), (6, 3470481), (7, 2974698), (9, 2313654), (14, 1487349), (18, 1156827), (21, 991566), (27, 771218), (31, 671706), (42, 495783), (54, 385609), (62, 335853), (63, 330522), (93, 223902), (126, 165261), (186, 111951), (189, 110174), (217, 95958), (279, 74634), (378, 55087), (434, 47979), (558, 37317), (651, 31986), (837, 24878), (1302, 15993), (1674, 12439), (1777, 11718), (1953, 10662), (3554, 5859), (3906, 5331)]