20537947548

素因数分解:

$2^2\times 3^4\times {\mathrm{193}}^1\times {\mathrm{328439}}^1$

素因数の和:328648

約数の個数: 60

約数和(自身を含む): 53968603920

約数和(自身を除く): 33430656372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 193, 324, 386, 579, 772, 1158, 1737, 2316, 3474, 5211, 6948, 10422, 15633, 20844, 31266, 62532, 328439, 656878, 985317, 1313756, 1970634, 2955951, 3941268, 5911902, 8867853, 11823804, 17735706, 26603559, 35471412, 53207118, 63388727, 106414236, 126777454, 190166181, 253554908, 380332362, 570498543, 760664724, 1140997086, 1711495629, 2281994172, 3422991258, 5134486887, 6845982516, 10268973774, 20537947548]

約数ペア:

[(1, 20537947548), (2, 10268973774), (3, 6845982516), (4, 5134486887), (6, 3422991258), (9, 2281994172), (12, 1711495629), (18, 1140997086), (27, 760664724), (36, 570498543), (54, 380332362), (81, 253554908), (108, 190166181), (162, 126777454), (193, 106414236), (324, 63388727), (386, 53207118), (579, 35471412), (772, 26603559), (1158, 17735706), (1737, 11823804), (2316, 8867853), (3474, 5911902), (5211, 3941268), (6948, 2955951), (10422, 1970634), (15633, 1313756), (20844, 985317), (31266, 656878), (62532, 328439)]