4000048

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19231}}^1$

素因数の和:19252

約数の個数: 20

約数和(自身を含む): 8346688

約数和(自身を除く): 4346640

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 19231, 38462, 76924, 153848, 250003, 307696, 500006, 1000012, 2000024, 4000048]

約数ペア:

[(1, 4000048), (2, 2000024), (4, 1000012), (8, 500006), (13, 307696), (16, 250003), (26, 153848), (52, 76924), (104, 38462), (208, 19231)]