20172960886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{311}}^1\times {\mathrm{1453}}^1$

素因数の和:1897

約数の個数: 64

約数和(自身を含む): 34981704576

約数和(自身を除く): 14808743690

約数列:

[1, 2, 13, 17, 26, 34, 101, 202, 221, 311, 442, 622, 1313, 1453, 1717, 2626, 2906, 3434, 4043, 5287, 8086, 10574, 18889, 22321, 24701, 31411, 37778, 44642, 49402, 62822, 68731, 137462, 146753, 293506, 321113, 408343, 451883, 533987, 642226, 816686, 903766, 1067974, 1907789, 2494801, 3815578, 4989602, 5874479, 6941831, 7682011, 11748958, 13883662, 15364022, 32432413, 45640183, 64864826, 91280366, 99866143, 199732286, 593322379, 775883111, 1186644758, 1551766222, 10086480443, 20172960886]

約数ペア:

[(1, 20172960886), (2, 10086480443), (13, 1551766222), (17, 1186644758), (26, 775883111), (34, 593322379), (101, 199732286), (202, 99866143), (221, 91280366), (311, 64864826), (442, 45640183), (622, 32432413), (1313, 15364022), (1453, 13883662), (1717, 11748958), (2626, 7682011), (2906, 6941831), (3434, 5874479), (4043, 4989602), (5287, 3815578), (8086, 2494801), (10574, 1907789), (18889, 1067974), (22321, 903766), (24701, 816686), (31411, 642226), (37778, 533987), (44642, 451883), (49402, 408343), (62822, 321113), (68731, 293506), (137462, 146753)]