20565534542

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4597}}^1\times {\mathrm{18797}}^1$

素因数の和:23420

約数の個数: 32

約数和(自身を含む): 37339144128

約数和(自身を除く): 16773609586

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 4597, 9194, 18797, 32179, 37594, 64358, 78149, 131579, 156298, 263158, 319549, 547043, 639098, 1094086, 2236843, 4473686, 86409809, 172819618, 604868663, 1209737326, 1468966753, 2937933506, 10282767271, 20565534542]

約数ペア:

[(1, 20565534542), (2, 10282767271), (7, 2937933506), (14, 1468966753), (17, 1209737326), (34, 604868663), (119, 172819618), (238, 86409809), (4597, 4473686), (9194, 2236843), (18797, 1094086), (32179, 639098), (37594, 547043), (64358, 319549), (78149, 263158), (131579, 156298)]