2018214968

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{69709}}^1$

素因数の和:69780

約数の個数: 64

約数和(自身を含む): 4818355200

約数和(自身を除く): 2800140232

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 56, 77, 88, 94, 154, 188, 308, 329, 376, 517, 616, 658, 1034, 1316, 2068, 2632, 3619, 4136, 7238, 14476, 28952, 69709, 139418, 278836, 487963, 557672, 766799, 975926, 1533598, 1951852, 3067196, 3276323, 3903704, 5367593, 6134392, 6552646, 10735186, 13105292, 21470372, 22934261, 26210584, 36039553, 42940744, 45868522, 72079106, 91737044, 144158212, 183474088, 252276871, 288316424, 504553742, 1009107484, 2018214968]

約数ペア:

[(1, 2018214968), (2, 1009107484), (4, 504553742), (7, 288316424), (8, 252276871), (11, 183474088), (14, 144158212), (22, 91737044), (28, 72079106), (44, 45868522), (47, 42940744), (56, 36039553), (77, 26210584), (88, 22934261), (94, 21470372), (154, 13105292), (188, 10735186), (308, 6552646), (329, 6134392), (376, 5367593), (517, 3903704), (616, 3276323), (658, 3067196), (1034, 1951852), (1316, 1533598), (2068, 975926), (2632, 766799), (3619, 557672), (4136, 487963), (7238, 278836), (14476, 139418), (28952, 69709)]