20156584328

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{19441}}^1$

素因数の和:19626

約数の個数: 64

約数和(自身を含む): 40419918000

約数和(自身を除く): 20263333672

約数列:

[1, 2, 4, 8, 29, 41, 58, 82, 109, 116, 164, 218, 232, 328, 436, 872, 1189, 2378, 3161, 4469, 4756, 6322, 8938, 9512, 12644, 17876, 19441, 25288, 35752, 38882, 77764, 129601, 155528, 259202, 518404, 563789, 797081, 1036808, 1127578, 1594162, 2119069, 2255156, 3188324, 4238138, 4510312, 6376648, 8476276, 16952552, 23115349, 46230698, 61453001, 86881829, 92461396, 122906002, 173763658, 184922792, 245812004, 347527316, 491624008, 695054632, 2519573041, 5039146082, 10078292164, 20156584328]

約数ペア:

[(1, 20156584328), (2, 10078292164), (4, 5039146082), (8, 2519573041), (29, 695054632), (41, 491624008), (58, 347527316), (82, 245812004), (109, 184922792), (116, 173763658), (164, 122906002), (218, 92461396), (232, 86881829), (328, 61453001), (436, 46230698), (872, 23115349), (1189, 16952552), (2378, 8476276), (3161, 6376648), (4469, 4510312), (4756, 4238138), (6322, 3188324), (8938, 2255156), (9512, 2119069), (12644, 1594162), (17876, 1127578), (19441, 1036808), (25288, 797081), (35752, 563789), (38882, 518404), (77764, 259202), (129601, 155528)]