20582724

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{113}}^1\times {\mathrm{353}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 49718592

約数和(自身を除く): 29135868

約数列:

[1, 2, 3, 4, 6, 12, 43, 86, 113, 129, 172, 226, 258, 339, 353, 452, 516, 678, 706, 1059, 1356, 1412, 2118, 4236, 4859, 9718, 14577, 15179, 19436, 29154, 30358, 39889, 45537, 58308, 60716, 79778, 91074, 119667, 159556, 182148, 239334, 478668, 1715227, 3430454, 5145681, 6860908, 10291362, 20582724]

約数ペア:

[(1, 20582724), (2, 10291362), (3, 6860908), (4, 5145681), (6, 3430454), (12, 1715227), (43, 478668), (86, 239334), (113, 182148), (129, 159556), (172, 119667), (226, 91074), (258, 79778), (339, 60716), (353, 58308), (452, 45537), (516, 39889), (678, 30358), (706, 29154), (1059, 19436), (1356, 15179), (1412, 14577), (2118, 9718), (4236, 4859)]