20217963370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{4441}}^1\times {\mathrm{41387}}^1$

素因数の和:45846

約数の個数: 32

約数和(自身を含む): 39710627136

約数和(自身を除く): 19492663766

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 4441, 8882, 22205, 41387, 44410, 48851, 82774, 97702, 206935, 244255, 413870, 455257, 488510, 910514, 2276285, 4552570, 183799667, 367599334, 918998335, 1837996670, 2021796337, 4043592674, 10108981685, 20217963370]

約数ペア:

[(1, 20217963370), (2, 10108981685), (5, 4043592674), (10, 2021796337), (11, 1837996670), (22, 918998335), (55, 367599334), (110, 183799667), (4441, 4552570), (8882, 2276285), (22205, 910514), (41387, 488510), (44410, 455257), (48851, 413870), (82774, 244255), (97702, 206935)]