20120803952

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{242911}}^1$

素因数の和:243117

約数の個数: 40

約数和(自身を含む): 40482742272

約数和(自身を除く): 20361938320

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 167, 248, 334, 496, 668, 1336, 2672, 5177, 10354, 20708, 41416, 82832, 242911, 485822, 971644, 1943288, 3886576, 7530241, 15060482, 30120964, 40566137, 60241928, 81132274, 120483856, 162264548, 324529096, 649058192, 1257550247, 2515100494, 5030200988, 10060401976, 20120803952]

約数ペア:

[(1, 20120803952), (2, 10060401976), (4, 5030200988), (8, 2515100494), (16, 1257550247), (31, 649058192), (62, 324529096), (124, 162264548), (167, 120483856), (248, 81132274), (334, 60241928), (496, 40566137), (668, 30120964), (1336, 15060482), (2672, 7530241), (5177, 3886576), (10354, 1943288), (20708, 971644), (41416, 485822), (82832, 242911)]