20369475972

素因数分解:

$2^2\times 3^6\times {\mathrm{79}}^1\times {\mathrm{88423}}^1$

素因数の和:88524

約数の個数: 84

約数和(自身を含む): 54122561920

約数和(自身を除く): 33753085948

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 81, 108, 158, 162, 237, 243, 316, 324, 474, 486, 711, 729, 948, 972, 1422, 1458, 2133, 2844, 2916, 4266, 6399, 8532, 12798, 19197, 25596, 38394, 57591, 76788, 88423, 115182, 176846, 230364, 265269, 353692, 530538, 795807, 1061076, 1591614, 2387421, 3183228, 4774842, 6985417, 7162263, 9549684, 13970834, 14324526, 20956251, 21486789, 27941668, 28649052, 41912502, 42973578, 62868753, 64460367, 83825004, 85947156, 125737506, 128920734, 188606259, 251475012, 257841468, 377212518, 565818777, 754425036, 1131637554, 1697456331, 2263275108, 3394912662, 5092368993, 6789825324, 10184737986, 20369475972]

約数ペア:

[(1, 20369475972), (2, 10184737986), (3, 6789825324), (4, 5092368993), (6, 3394912662), (9, 2263275108), (12, 1697456331), (18, 1131637554), (27, 754425036), (36, 565818777), (54, 377212518), (79, 257841468), (81, 251475012), (108, 188606259), (158, 128920734), (162, 125737506), (237, 85947156), (243, 83825004), (316, 64460367), (324, 62868753), (474, 42973578), (486, 41912502), (711, 28649052), (729, 27941668), (948, 21486789), (972, 20956251), (1422, 14324526), (1458, 13970834), (2133, 9549684), (2844, 7162263), (2916, 6985417), (4266, 4774842), (6399, 3183228), (8532, 2387421), (12798, 1591614), (19197, 1061076), (25596, 795807), (38394, 530538), (57591, 353692), (76788, 265269), (88423, 230364), (115182, 176846)]