18759180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:727

約数の個数: 96

約数和(自身を含む): 58722048

約数和(自身を除く): 39962868

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 43, 44, 55, 60, 66, 86, 110, 129, 132, 165, 172, 215, 220, 258, 330, 430, 473, 516, 645, 660, 661, 860, 946, 1290, 1322, 1419, 1892, 1983, 2365, 2580, 2644, 2838, 3305, 3966, 4730, 5676, 6610, 7095, 7271, 7932, 9460, 9915, 13220, 14190, 14542, 19830, 21813, 28380, 28423, 29084, 36355, 39660, 43626, 56846, 72710, 85269, 87252, 109065, 113692, 142115, 145420, 170538, 218130, 284230, 312653, 341076, 426345, 436260, 568460, 625306, 852690, 937959, 1250612, 1563265, 1705380, 1875918, 3126530, 3751836, 4689795, 6253060, 9379590, 18759180]

約数ペア:

[(1, 18759180), (2, 9379590), (3, 6253060), (4, 4689795), (5, 3751836), (6, 3126530), (10, 1875918), (11, 1705380), (12, 1563265), (15, 1250612), (20, 937959), (22, 852690), (30, 625306), (33, 568460), (43, 436260), (44, 426345), (55, 341076), (60, 312653), (66, 284230), (86, 218130), (110, 170538), (129, 145420), (132, 142115), (165, 113692), (172, 109065), (215, 87252), (220, 85269), (258, 72710), (330, 56846), (430, 43626), (473, 39660), (516, 36355), (645, 29084), (660, 28423), (661, 28380), (860, 21813), (946, 19830), (1290, 14542), (1322, 14190), (1419, 13220), (1892, 9915), (1983, 9460), (2365, 7932), (2580, 7271), (2644, 7095), (2838, 6610), (3305, 5676), (3966, 4730)]