20147894097448

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{2089}}^1\times {\mathrm{292549}}^1$

素因数の和:294974

約数の個数: 64

約数和(自身を含む): 40831262010000

約数和(自身を除く): 20683367912552

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 317, 634, 1268, 2089, 2536, 4121, 4178, 8242, 8356, 16484, 16712, 27157, 32968, 54314, 108628, 217256, 292549, 585098, 662213, 1170196, 1324426, 2340392, 2648852, 3803137, 5297704, 7606274, 8608769, 15212548, 17217538, 30425096, 34435076, 68870152, 92738033, 185476066, 370952132, 611134861, 741904264, 1205594429, 1222269722, 2411188858, 2444539444, 4822377716, 4889078888, 7944753193, 9644755432, 15889506386, 31779012772, 63558025544, 193729750937, 387459501874, 774919003748, 1549838007496, 2518486762181, 5036973524362, 10073947048724, 20147894097448]

約数ペア:

[(1, 20147894097448), (2, 10073947048724), (4, 5036973524362), (8, 2518486762181), (13, 1549838007496), (26, 774919003748), (52, 387459501874), (104, 193729750937), (317, 63558025544), (634, 31779012772), (1268, 15889506386), (2089, 9644755432), (2536, 7944753193), (4121, 4889078888), (4178, 4822377716), (8242, 2444539444), (8356, 2411188858), (16484, 1222269722), (16712, 1205594429), (27157, 741904264), (32968, 611134861), (54314, 370952132), (108628, 185476066), (217256, 92738033), (292549, 68870152), (585098, 34435076), (662213, 30425096), (1170196, 17217538), (1324426, 15212548), (2340392, 8608769), (2648852, 7606274), (3803137, 5297704)]