20161155938

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{210139}}^1$

素因数の和:210255

約数の個数: 48

約数和(自身を含む): 38808655200

約数和(自身を除く): 18647499262

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 89, 98, 154, 178, 539, 623, 979, 1078, 1246, 1958, 4361, 6853, 8722, 13706, 47971, 95942, 210139, 420278, 1470973, 2311529, 2941946, 4623058, 10296811, 16180703, 18702371, 20593622, 32361406, 37404742, 113264921, 130916597, 205726081, 226529842, 261833194, 411452162, 916416179, 1440082567, 1832832358, 2880165134, 10080577969, 20161155938]

約数ペア:

[(1, 20161155938), (2, 10080577969), (7, 2880165134), (11, 1832832358), (14, 1440082567), (22, 916416179), (49, 411452162), (77, 261833194), (89, 226529842), (98, 205726081), (154, 130916597), (178, 113264921), (539, 37404742), (623, 32361406), (979, 20593622), (1078, 18702371), (1246, 16180703), (1958, 10296811), (4361, 4623058), (6853, 2941946), (8722, 2311529), (13706, 1470973), (47971, 420278), (95942, 210139)]