19337402

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{523}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 35212800

約数和(自身を除く): 15875398

約数列:

[1, 2, 7, 14, 19, 38, 133, 139, 266, 278, 523, 973, 1046, 1946, 2641, 3661, 5282, 7322, 9937, 18487, 19874, 36974, 69559, 72697, 139118, 145394, 508879, 1017758, 1381243, 2762486, 9668701, 19337402]

約数ペア:

[(1, 19337402), (2, 9668701), (7, 2762486), (14, 1381243), (19, 1017758), (38, 508879), (133, 145394), (139, 139118), (266, 72697), (278, 69559), (523, 36974), (973, 19874), (1046, 18487), (1946, 9937), (2641, 7322), (3661, 5282)]