64829648

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{311681}}^1$

素因数の和:311702

約数の個数: 20

約数和(自身を含む): 135269988

約数和(自身を除く): 70440340

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 311681, 623362, 1246724, 2493448, 4051853, 4986896, 8103706, 16207412, 32414824, 64829648]

約数ペア:

[(1, 64829648), (2, 32414824), (4, 16207412), (8, 8103706), (13, 4986896), (16, 4051853), (26, 2493448), (52, 1246724), (104, 623362), (208, 311681)]