20177160986

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1$

素因数の和:659

約数の個数: 64

約数和(自身を含む): 32147850240

約数和(自身を除く): 11970689254

約数列:

[1, 2, 43, 71, 86, 89, 107, 142, 178, 214, 347, 694, 3053, 3827, 4601, 6106, 6319, 7597, 7654, 9202, 9523, 12638, 14921, 15194, 19046, 24637, 29842, 30883, 37129, 49274, 61766, 74258, 271717, 326671, 409489, 543434, 653342, 676133, 818978, 1059391, 1327969, 1352266, 1596547, 2118782, 2192693, 2636159, 2655938, 3193094, 3304481, 4385386, 5272318, 6608962, 29073719, 58147438, 94285799, 113354837, 142092683, 188571598, 226709674, 234618151, 284185366, 469236302, 10088580493, 20177160986]

約数ペア:

[(1, 20177160986), (2, 10088580493), (43, 469236302), (71, 284185366), (86, 234618151), (89, 226709674), (107, 188571598), (142, 142092683), (178, 113354837), (214, 94285799), (347, 58147438), (694, 29073719), (3053, 6608962), (3827, 5272318), (4601, 4385386), (6106, 3304481), (6319, 3193094), (7597, 2655938), (7654, 2636159), (9202, 2192693), (9523, 2118782), (12638, 1596547), (14921, 1352266), (15194, 1327969), (19046, 1059391), (24637, 818978), (29842, 676133), (30883, 653342), (37129, 543434), (49274, 409489), (61766, 326671), (74258, 271717)]