20218873686

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{1571}}^1\times {\mathrm{1789}}^1$

素因数の和:3485

約数の個数: 64

約数和(自身を含む): 44571859200

約数和(自身を除く): 24352985514

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 109, 218, 327, 654, 1199, 1571, 1789, 2398, 3142, 3578, 3597, 4713, 5367, 7194, 9426, 10734, 17281, 19679, 34562, 39358, 51843, 59037, 103686, 118074, 171239, 195001, 342478, 390002, 513717, 585003, 1027434, 1170006, 1883629, 2145011, 2810519, 3767258, 4290022, 5621038, 5650887, 6435033, 8431557, 11301774, 12870066, 16863114, 30915709, 61831418, 92747127, 185494254, 306346571, 612693142, 919039713, 1838079426, 3369812281, 6739624562, 10109436843, 20218873686]

約数ペア:

[(1, 20218873686), (2, 10109436843), (3, 6739624562), (6, 3369812281), (11, 1838079426), (22, 919039713), (33, 612693142), (66, 306346571), (109, 185494254), (218, 92747127), (327, 61831418), (654, 30915709), (1199, 16863114), (1571, 12870066), (1789, 11301774), (2398, 8431557), (3142, 6435033), (3578, 5650887), (3597, 5621038), (4713, 4290022), (5367, 3767258), (7194, 2810519), (9426, 2145011), (10734, 1883629), (17281, 1170006), (19679, 1027434), (34562, 585003), (39358, 513717), (51843, 390002), (59037, 342478), (103686, 195001), (118074, 171239)]