26815664

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{317}}^1$

素因数の和:653

約数の個数: 40

約数和(自身を含む): 55362528

約数和(自身を除く): 28546864

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 311, 317, 622, 634, 1244, 1268, 2488, 2536, 4976, 5072, 5287, 5389, 10574, 10778, 21148, 21556, 42296, 43112, 84592, 86224, 98587, 197174, 394348, 788696, 1577392, 1675979, 3351958, 6703916, 13407832, 26815664]

約数ペア:

[(1, 26815664), (2, 13407832), (4, 6703916), (8, 3351958), (16, 1675979), (17, 1577392), (34, 788696), (68, 394348), (136, 197174), (272, 98587), (311, 86224), (317, 84592), (622, 43112), (634, 42296), (1244, 21556), (1268, 21148), (2488, 10778), (2536, 10574), (4976, 5389), (5072, 5287)]