19616144

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11903}}^1$

素因数の和:12014

約数の個数: 20

約数和(自身を含む): 38378496

約数和(自身を除く): 18762352

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11903, 23806, 47612, 95224, 190448, 1226009, 2452018, 4904036, 9808072, 19616144]

約数ペア:

[(1, 19616144), (2, 9808072), (4, 4904036), (8, 2452018), (16, 1226009), (103, 190448), (206, 95224), (412, 47612), (824, 23806), (1648, 11903)]