16040865988

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{397}}^1\times {\mathrm{8963}}^1$

素因数の和:9401

約数の個数: 72

約数和(自身を含む): 34164027072

約数和(自身を除く): 18123161084

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 397, 644, 794, 1127, 1588, 2254, 2779, 4508, 5558, 8963, 9131, 11116, 17926, 18262, 19453, 35852, 36524, 38906, 62741, 63917, 77812, 125482, 127834, 206149, 250964, 255668, 412298, 439187, 447419, 824596, 878374, 894838, 1443043, 1756748, 1789676, 2886086, 3558311, 5772172, 7116622, 10101301, 14233244, 20202602, 24908177, 40405204, 49816354, 81841153, 99632708, 163682306, 174357239, 327364612, 348714478, 572888071, 697428956, 1145776142, 2291552284, 4010216497, 8020432994, 16040865988]

約数ペア:

[(1, 16040865988), (2, 8020432994), (4, 4010216497), (7, 2291552284), (14, 1145776142), (23, 697428956), (28, 572888071), (46, 348714478), (49, 327364612), (92, 174357239), (98, 163682306), (161, 99632708), (196, 81841153), (322, 49816354), (397, 40405204), (644, 24908177), (794, 20202602), (1127, 14233244), (1588, 10101301), (2254, 7116622), (2779, 5772172), (4508, 3558311), (5558, 2886086), (8963, 1789676), (9131, 1756748), (11116, 1443043), (17926, 894838), (18262, 878374), (19453, 824596), (35852, 447419), (36524, 439187), (38906, 412298), (62741, 255668), (63917, 250964), (77812, 206149), (125482, 127834)]