19853974

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{739}}^1$

素因数の和:868

約数の個数: 32

約数和(自身を含む): 36230400

約数和(自身を除く): 16376426

約数列:

[1, 2, 7, 14, 19, 38, 101, 133, 202, 266, 707, 739, 1414, 1478, 1919, 3838, 5173, 10346, 13433, 14041, 26866, 28082, 74639, 98287, 149278, 196574, 522473, 1044946, 1418141, 2836282, 9926987, 19853974]

約数ペア:

[(1, 19853974), (2, 9926987), (7, 2836282), (14, 1418141), (19, 1044946), (38, 522473), (101, 196574), (133, 149278), (202, 98287), (266, 74639), (707, 28082), (739, 26866), (1414, 14041), (1478, 13433), (1919, 10346), (3838, 5173)]