18293878314

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1\times {\mathrm{821}}^1$

素因数の和:1256

約数の個数: 96

約数和(自身を含む): 41174012880

約数和(自身を除く): 22880134566

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 109, 123, 218, 246, 277, 327, 369, 554, 654, 738, 821, 831, 981, 1642, 1662, 1962, 2463, 2493, 4469, 4926, 4986, 7389, 8938, 11357, 13407, 14778, 22714, 26814, 30193, 33661, 34071, 40221, 60386, 67322, 68142, 80442, 89489, 90579, 100983, 102213, 178978, 181158, 201966, 204426, 227417, 268467, 271737, 302949, 454834, 536934, 543474, 605898, 682251, 805401, 1237913, 1364502, 1610802, 2046753, 2475826, 3669049, 3713739, 4093506, 7338098, 7427478, 9324097, 11007147, 11141217, 18648194, 22014294, 22282434, 24788453, 27972291, 33021441, 49576906, 55944582, 66042882, 74365359, 83916873, 148730718, 167833746, 223096077, 446192154, 1016326573, 2032653146, 3048979719, 6097959438, 9146939157, 18293878314]

約数ペア:

[(1, 18293878314), (2, 9146939157), (3, 6097959438), (6, 3048979719), (9, 2032653146), (18, 1016326573), (41, 446192154), (82, 223096077), (109, 167833746), (123, 148730718), (218, 83916873), (246, 74365359), (277, 66042882), (327, 55944582), (369, 49576906), (554, 33021441), (654, 27972291), (738, 24788453), (821, 22282434), (831, 22014294), (981, 18648194), (1642, 11141217), (1662, 11007147), (1962, 9324097), (2463, 7427478), (2493, 7338098), (4469, 4093506), (4926, 3713739), (4986, 3669049), (7389, 2475826), (8938, 2046753), (11357, 1610802), (13407, 1364502), (14778, 1237913), (22714, 805401), (26814, 682251), (30193, 605898), (33661, 543474), (34071, 536934), (40221, 454834), (60386, 302949), (67322, 271737), (68142, 268467), (80442, 227417), (89489, 204426), (90579, 201966), (100983, 181158), (102213, 178978)]