20188893333

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{557}}^1\times {\mathrm{743}}^1$

素因数の和:1434

約数の個数: 64

約数和(自身を含む): 32521347072

約数和(自身を除く): 12332453739

約数列:

[1, 3, 7, 21, 23, 69, 101, 161, 303, 483, 557, 707, 743, 1671, 2121, 2229, 2323, 3899, 5201, 6969, 11697, 12811, 15603, 16261, 17089, 38433, 48783, 51267, 56257, 75043, 89677, 119623, 168771, 225129, 269031, 358869, 393799, 413851, 525301, 1181397, 1241553, 1293911, 1575903, 1725989, 2896957, 3881733, 5177967, 8690871, 9057377, 9518573, 12081923, 27172131, 28555719, 36245769, 41798951, 66630011, 125396853, 199890033, 292592657, 877777971, 961375873, 2884127619, 6729631111, 20188893333]

約数ペア:

[(1, 20188893333), (3, 6729631111), (7, 2884127619), (21, 961375873), (23, 877777971), (69, 292592657), (101, 199890033), (161, 125396853), (303, 66630011), (483, 41798951), (557, 36245769), (707, 28555719), (743, 27172131), (1671, 12081923), (2121, 9518573), (2229, 9057377), (2323, 8690871), (3899, 5177967), (5201, 3881733), (6969, 2896957), (11697, 1725989), (12811, 1575903), (15603, 1293911), (16261, 1241553), (17089, 1181397), (38433, 525301), (48783, 413851), (51267, 393799), (56257, 358869), (75043, 269031), (89677, 225129), (119623, 168771)]