20620000914

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1\times {\mathrm{20981}}^1$

素因数の和:21275

約数の個数: 64

約数和(自身を含む): 44777266560

約数和(自身を除く): 24157265646

約数列:

[1, 2, 3, 6, 19, 37, 38, 57, 74, 111, 114, 222, 233, 466, 699, 703, 1398, 1406, 2109, 4218, 4427, 8621, 8854, 13281, 17242, 20981, 25863, 26562, 41962, 51726, 62943, 125886, 163799, 327598, 398639, 491397, 776297, 797278, 982794, 1195917, 1552594, 2328891, 2391834, 4657782, 4888573, 9777146, 14665719, 14749643, 29331438, 29499286, 44248929, 88497858, 92882887, 180877201, 185765774, 278648661, 361754402, 542631603, 557297322, 1085263206, 3436666819, 6873333638, 10310000457, 20620000914]

約数ペア:

[(1, 20620000914), (2, 10310000457), (3, 6873333638), (6, 3436666819), (19, 1085263206), (37, 557297322), (38, 542631603), (57, 361754402), (74, 278648661), (111, 185765774), (114, 180877201), (222, 92882887), (233, 88497858), (466, 44248929), (699, 29499286), (703, 29331438), (1398, 14749643), (1406, 14665719), (2109, 9777146), (4218, 4888573), (4427, 4657782), (8621, 2391834), (8854, 2328891), (13281, 1552594), (17242, 1195917), (20981, 982794), (25863, 797278), (26562, 776297), (41962, 491397), (51726, 398639), (62943, 327598), (125886, 163799)]