20603862

素因数分解:

$2^1\times 3^3\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 64

約数和(自身を含む): 48384000

約数和(自身を除く): 27780138

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 59, 87, 118, 174, 177, 223, 261, 354, 446, 522, 531, 669, 783, 1062, 1338, 1566, 1593, 1711, 2007, 3186, 3422, 4014, 5133, 6021, 6467, 10266, 12042, 12934, 13157, 15399, 19401, 26314, 30798, 38802, 39471, 46197, 58203, 78942, 92394, 116406, 118413, 174609, 236826, 349218, 355239, 381553, 710478, 763106, 1144659, 2289318, 3433977, 6867954, 10301931, 20603862]

約数ペア:

[(1, 20603862), (2, 10301931), (3, 6867954), (6, 3433977), (9, 2289318), (18, 1144659), (27, 763106), (29, 710478), (54, 381553), (58, 355239), (59, 349218), (87, 236826), (118, 174609), (174, 118413), (177, 116406), (223, 92394), (261, 78942), (354, 58203), (446, 46197), (522, 39471), (531, 38802), (669, 30798), (783, 26314), (1062, 19401), (1338, 15399), (1566, 13157), (1593, 12934), (1711, 12042), (2007, 10266), (3186, 6467), (3422, 6021), (4014, 5133)]