201855992

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{491}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 421545600

約数和(自身を除く): 219689608

約数列:

[1, 2, 4, 8, 13, 26, 52, 59, 67, 104, 118, 134, 236, 268, 472, 491, 536, 767, 871, 982, 1534, 1742, 1964, 3068, 3484, 3928, 3953, 6136, 6383, 6968, 7906, 12766, 15812, 25532, 28969, 31624, 32897, 51064, 51389, 57938, 65794, 102778, 115876, 131588, 205556, 231752, 263176, 376597, 411112, 427661, 753194, 855322, 1506388, 1710644, 1940923, 3012776, 3421288, 3881846, 7763692, 15527384, 25231999, 50463998, 100927996, 201855992]

約数ペア:

[(1, 201855992), (2, 100927996), (4, 50463998), (8, 25231999), (13, 15527384), (26, 7763692), (52, 3881846), (59, 3421288), (67, 3012776), (104, 1940923), (118, 1710644), (134, 1506388), (236, 855322), (268, 753194), (472, 427661), (491, 411112), (536, 376597), (767, 263176), (871, 231752), (982, 205556), (1534, 131588), (1742, 115876), (1964, 102778), (3068, 65794), (3484, 57938), (3928, 51389), (3953, 51064), (6136, 32897), (6383, 31624), (6968, 28969), (7906, 25532), (12766, 15812)]