19503253

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{13331}}^1$

素因数の和:13368

約数の個数: 16

約数和(自身を含む): 25597440

約数和(自身を除く): 6094187

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 13331, 93317, 146641, 253289, 1026487, 1773023, 2786179, 19503253]

約数ペア:

[(1, 19503253), (7, 2786179), (11, 1773023), (19, 1026487), (77, 253289), (133, 146641), (209, 93317), (1463, 13331)]