201865976

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{691}}^1$

素因数の和:816

約数の個数: 48

約数和(自身を含む): 416051160

約数和(自身を除く): 214185184

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 212, 424, 689, 691, 1378, 1382, 2756, 2764, 2809, 5512, 5528, 5618, 8983, 11236, 17966, 22472, 35932, 36517, 36623, 71864, 73034, 73246, 146068, 146492, 292136, 292984, 476099, 952198, 1904396, 1941019, 3808792, 3882038, 7764076, 15528152, 25233247, 50466494, 100932988, 201865976]

約数ペア:

[(1, 201865976), (2, 100932988), (4, 50466494), (8, 25233247), (13, 15528152), (26, 7764076), (52, 3882038), (53, 3808792), (104, 1941019), (106, 1904396), (212, 952198), (424, 476099), (689, 292984), (691, 292136), (1378, 146492), (1382, 146068), (2756, 73246), (2764, 73034), (2809, 71864), (5512, 36623), (5528, 36517), (5618, 35932), (8983, 22472), (11236, 17966)]