20172978774

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{1129}}^1\times {\mathrm{25453}}^1$

素因数の和:26606

約数の個数: 64

約数和(自身を含む): 48321873600

約数和(自身を除く): 28148894826

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 1129, 2258, 3387, 6774, 10161, 14677, 20322, 25453, 29354, 30483, 44031, 50906, 60966, 76359, 88062, 132093, 152718, 229077, 264186, 330889, 396279, 458154, 661778, 687231, 792558, 992667, 1374462, 1985334, 2978001, 5956002, 8934003, 17868006, 28736437, 57472874, 86209311, 172418622, 258627933, 373573681, 517255866, 747147362, 775883799, 1120721043, 1551767598, 2241442086, 3362163129, 6724326258, 10086489387, 20172978774]

約数ペア:

[(1, 20172978774), (2, 10086489387), (3, 6724326258), (6, 3362163129), (9, 2241442086), (13, 1551767598), (18, 1120721043), (26, 775883799), (27, 747147362), (39, 517255866), (54, 373573681), (78, 258627933), (117, 172418622), (234, 86209311), (351, 57472874), (702, 28736437), (1129, 17868006), (2258, 8934003), (3387, 5956002), (6774, 2978001), (10161, 1985334), (14677, 1374462), (20322, 992667), (25453, 792558), (29354, 687231), (30483, 661778), (44031, 458154), (50906, 396279), (60966, 330889), (76359, 264186), (88062, 229077), (132093, 152718)]