51851696

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{249287}}^1$

素因数の和:249308

約数の個数: 20

約数和(自身を含む): 108190992

約数和(自身を除く): 56339296

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 249287, 498574, 997148, 1994296, 3240731, 3988592, 6481462, 12962924, 25925848, 51851696]

約数ペア:

[(1, 51851696), (2, 25925848), (4, 12962924), (8, 6481462), (13, 3988592), (16, 3240731), (26, 1994296), (52, 997148), (104, 498574), (208, 249287)]