20278314984

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{535783}}^1$

素因数の和:535894

約数の個数: 64

約数和(自身を含む): 54007027200

約数和(自身を除く): 33728712216

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 83, 114, 152, 166, 228, 249, 332, 456, 498, 664, 996, 1577, 1992, 3154, 4731, 6308, 9462, 12616, 18924, 37848, 535783, 1071566, 1607349, 2143132, 3214698, 4286264, 6429396, 10179877, 12858792, 20359754, 30539631, 40719508, 44469989, 61079262, 81439016, 88939978, 122158524, 133409967, 177879956, 244317048, 266819934, 355759912, 533639868, 844929791, 1067279736, 1689859582, 2534789373, 3379719164, 5069578746, 6759438328, 10139157492, 20278314984]

約数ペア:

[(1, 20278314984), (2, 10139157492), (3, 6759438328), (4, 5069578746), (6, 3379719164), (8, 2534789373), (12, 1689859582), (19, 1067279736), (24, 844929791), (38, 533639868), (57, 355759912), (76, 266819934), (83, 244317048), (114, 177879956), (152, 133409967), (166, 122158524), (228, 88939978), (249, 81439016), (332, 61079262), (456, 44469989), (498, 40719508), (664, 30539631), (996, 20359754), (1577, 12858792), (1992, 10179877), (3154, 6429396), (4731, 4286264), (6308, 3214698), (9462, 2143132), (12616, 1607349), (18924, 1071566), (37848, 535783)]