19869606

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 44366400

約数和(自身を除く): 24496794

約数列:

[1, 2, 3, 6, 9, 18, 79, 89, 157, 158, 178, 237, 267, 314, 471, 474, 534, 711, 801, 942, 1413, 1422, 1602, 2826, 7031, 12403, 13973, 14062, 21093, 24806, 27946, 37209, 41919, 42186, 63279, 74418, 83838, 111627, 125757, 126558, 223254, 251514, 1103867, 2207734, 3311601, 6623202, 9934803, 19869606]

約数ペア:

[(1, 19869606), (2, 9934803), (3, 6623202), (6, 3311601), (9, 2207734), (18, 1103867), (79, 251514), (89, 223254), (157, 126558), (158, 125757), (178, 111627), (237, 83838), (267, 74418), (314, 63279), (471, 42186), (474, 41919), (534, 37209), (711, 27946), (801, 24806), (942, 21093), (1413, 14062), (1422, 13973), (1602, 12403), (2826, 7031)]