201988892

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{153487}}^1$

素因数の和:153545

約数の個数: 24

約数和(自身を含む): 412575744

約数和(自身を除く): 210586852

約数列:

[1, 2, 4, 7, 14, 28, 47, 94, 188, 329, 658, 1316, 153487, 306974, 613948, 1074409, 2148818, 4297636, 7213889, 14427778, 28855556, 50497223, 100994446, 201988892]

約数ペア:

[(1, 201988892), (2, 100994446), (4, 50497223), (7, 28855556), (14, 14427778), (28, 7213889), (47, 4297636), (94, 2148818), (188, 1074409), (329, 613948), (658, 306974), (1316, 153487)]