19744634

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{691}}^1$

素因数の和:870

約数の個数: 32

約数和(自身を含む): 36736896

約数和(自身を除く): 16992262

約数列:

[1, 2, 7, 13, 14, 26, 91, 157, 182, 314, 691, 1099, 1382, 2041, 2198, 4082, 4837, 8983, 9674, 14287, 17966, 28574, 62881, 108487, 125762, 216974, 759409, 1410331, 1518818, 2820662, 9872317, 19744634]

約数ペア:

[(1, 19744634), (2, 9872317), (7, 2820662), (13, 1518818), (14, 1410331), (26, 759409), (91, 216974), (157, 125762), (182, 108487), (314, 62881), (691, 28574), (1099, 17966), (1382, 14287), (2041, 9674), (2198, 8983), (4082, 4837)]