51265136

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{18959}}^1$

素因数の和:18993

約数の個数: 30

約数和(自身を含む): 107560080

約数和(自身を除く): 56294944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 18959, 37918, 75836, 151672, 246467, 303344, 492934, 985868, 1971736, 3204071, 3943472, 6408142, 12816284, 25632568, 51265136]

約数ペア:

[(1, 51265136), (2, 25632568), (4, 12816284), (8, 6408142), (13, 3943472), (16, 3204071), (26, 1971736), (52, 985868), (104, 492934), (169, 303344), (208, 246467), (338, 151672), (676, 75836), (1352, 37918), (2704, 18959)]