18808225205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{76213}}^1$

素因数の和:76877

約数の個数: 32

約数和(自身を含む): 28183327488

約数和(自身を除く): 9375102283

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 641, 3205, 4487, 7051, 22435, 35255, 49357, 76213, 246785, 381065, 533491, 838343, 2667455, 4191715, 5868401, 29342005, 48852533, 244262665, 341967731, 537377863, 1709838655, 2686889315, 3761645041, 18808225205]

約数ペア:

[(1, 18808225205), (5, 3761645041), (7, 2686889315), (11, 1709838655), (35, 537377863), (55, 341967731), (77, 244262665), (385, 48852533), (641, 29342005), (3205, 5868401), (4487, 4191715), (7051, 2667455), (22435, 838343), (35255, 533491), (49357, 381065), (76213, 246785)]