20131958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4217}}^1$

素因数の和:4268

約数の個数: 32

約数和(自身を含む): 38873088

約数和(自身を除く): 18741130

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 154, 217, 341, 434, 682, 2387, 4217, 4774, 8434, 29519, 46387, 59038, 92774, 130727, 261454, 324709, 649418, 915089, 1437997, 1830178, 2875994, 10065979, 20131958]

約数ペア:

[(1, 20131958), (2, 10065979), (7, 2875994), (11, 1830178), (14, 1437997), (22, 915089), (31, 649418), (62, 324709), (77, 261454), (154, 130727), (217, 92774), (341, 59038), (434, 46387), (682, 29519), (2387, 8434), (4217, 4774)]