18839172

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{59}}^2$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 49970592

約数和(自身を除く): 31131420

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 41, 44, 59, 66, 82, 118, 123, 132, 164, 177, 236, 246, 354, 451, 492, 649, 708, 902, 1298, 1353, 1804, 1947, 2419, 2596, 2706, 3481, 3894, 4838, 5412, 6962, 7257, 7788, 9676, 10443, 13924, 14514, 20886, 26609, 29028, 38291, 41772, 53218, 76582, 79827, 106436, 114873, 142721, 153164, 159654, 229746, 285442, 319308, 428163, 459492, 570884, 856326, 1569931, 1712652, 3139862, 4709793, 6279724, 9419586, 18839172]

約数ペア:

[(1, 18839172), (2, 9419586), (3, 6279724), (4, 4709793), (6, 3139862), (11, 1712652), (12, 1569931), (22, 856326), (33, 570884), (41, 459492), (44, 428163), (59, 319308), (66, 285442), (82, 229746), (118, 159654), (123, 153164), (132, 142721), (164, 114873), (177, 106436), (236, 79827), (246, 76582), (354, 53218), (451, 41772), (492, 38291), (649, 29028), (708, 26609), (902, 20886), (1298, 14514), (1353, 13924), (1804, 10443), (1947, 9676), (2419, 7788), (2596, 7257), (2706, 6962), (3481, 5412), (3894, 4838)]