64938224

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{312203}}^1$

素因数の和:312224

約数の個数: 20

約数和(自身を含む): 135496536

約数和(自身を除く): 70558312

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 312203, 624406, 1248812, 2497624, 4058639, 4995248, 8117278, 16234556, 32469112, 64938224]

約数ペア:

[(1, 64938224), (2, 32469112), (4, 16234556), (8, 8117278), (13, 4995248), (16, 4058639), (26, 2497624), (52, 1248812), (104, 624406), (208, 312203)]