20162154

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 44789760

約数和(自身を除く): 24627606

約数列:

[1, 2, 3, 6, 19, 38, 47, 53, 57, 71, 94, 106, 114, 141, 142, 159, 213, 282, 318, 426, 893, 1007, 1349, 1786, 2014, 2491, 2679, 2698, 3021, 3337, 3763, 4047, 4982, 5358, 6042, 6674, 7473, 7526, 8094, 10011, 11289, 14946, 20022, 22578, 47329, 63403, 71497, 94658, 126806, 141987, 142994, 176861, 190209, 214491, 283974, 353722, 380418, 428982, 530583, 1061166, 3360359, 6720718, 10081077, 20162154]

約数ペア:

[(1, 20162154), (2, 10081077), (3, 6720718), (6, 3360359), (19, 1061166), (38, 530583), (47, 428982), (53, 380418), (57, 353722), (71, 283974), (94, 214491), (106, 190209), (114, 176861), (141, 142994), (142, 141987), (159, 126806), (213, 94658), (282, 71497), (318, 63403), (426, 47329), (893, 22578), (1007, 20022), (1349, 14946), (1786, 11289), (2014, 10011), (2491, 8094), (2679, 7526), (2698, 7473), (3021, 6674), (3337, 6042), (3763, 5358), (4047, 4982)]