19856752

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{12049}}^1$

素因数の和:12160

約数の個数: 20

約数和(自身を含む): 38849200

約数和(自身を除く): 18992448

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 12049, 24098, 48196, 96392, 192784, 1241047, 2482094, 4964188, 9928376, 19856752]

約数ペア:

[(1, 19856752), (2, 9928376), (4, 4964188), (8, 2482094), (16, 1241047), (103, 192784), (206, 96392), (412, 48196), (824, 24098), (1648, 12049)]