1318771874

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4957789}}^1$

素因数の和:4957817

約数の個数: 16

約数和(自身を含む): 2379739200

約数和(自身を除く): 1060967326

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 4957789, 9915578, 34704523, 69409046, 94197991, 188395982, 659385937, 1318771874]

約数ペア:

[(1, 1318771874), (2, 659385937), (7, 188395982), (14, 94197991), (19, 69409046), (38, 34704523), (133, 9915578), (266, 4957789)]