51361648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{246931}}^1$

素因数の和:246952

約数の個数: 20

約数和(自身を含む): 107168488

約数和(自身を除く): 55806840

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 246931, 493862, 987724, 1975448, 3210103, 3950896, 6420206, 12840412, 25680824, 51361648]

約数ペア:

[(1, 51361648), (2, 25680824), (4, 12840412), (8, 6420206), (13, 3950896), (16, 3210103), (26, 1975448), (52, 987724), (104, 493862), (208, 246931)]