20149074484

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{310043}}^1$

素因数の和:310276

約数の個数: 48

約数和(自身を含む): 44170108416

約数和(自身を除く): 24021033932

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 211, 308, 422, 844, 1477, 2321, 2954, 4642, 5908, 9284, 16247, 32494, 64988, 310043, 620086, 1240172, 2170301, 3410473, 4340602, 6820946, 8681204, 13641892, 23873311, 47746622, 65419073, 95493244, 130838146, 261676292, 457933511, 719609803, 915867022, 1439219606, 1831734044, 2878439212, 5037268621, 10074537242, 20149074484]

約数ペア:

[(1, 20149074484), (2, 10074537242), (4, 5037268621), (7, 2878439212), (11, 1831734044), (14, 1439219606), (22, 915867022), (28, 719609803), (44, 457933511), (77, 261676292), (154, 130838146), (211, 95493244), (308, 65419073), (422, 47746622), (844, 23873311), (1477, 13641892), (2321, 8681204), (2954, 6820946), (4642, 4340602), (5908, 3410473), (9284, 2170301), (16247, 1240172), (32494, 620086), (64988, 310043)]