2018966235

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{25439}}^1$

素因数の和:25508

約数の個数: 64

約数和(自身を含む): 3897815040

約数和(自身を除く): 1878848805

約数列:

[1, 3, 5, 11, 13, 15, 33, 37, 39, 55, 65, 111, 143, 165, 185, 195, 407, 429, 481, 555, 715, 1221, 1443, 2035, 2145, 2405, 5291, 6105, 7215, 15873, 25439, 26455, 76317, 79365, 127195, 279829, 330707, 381585, 839487, 941243, 992121, 1399145, 1653535, 2823729, 3637777, 4197435, 4706215, 4960605, 10353673, 10913331, 12236159, 14118645, 18188885, 31061019, 36708477, 51768365, 54566655, 61180795, 134597749, 155305095, 183542385, 403793247, 672988745, 2018966235]

約数ペア:

[(1, 2018966235), (3, 672988745), (5, 403793247), (11, 183542385), (13, 155305095), (15, 134597749), (33, 61180795), (37, 54566655), (39, 51768365), (55, 36708477), (65, 31061019), (111, 18188885), (143, 14118645), (165, 12236159), (185, 10913331), (195, 10353673), (407, 4960605), (429, 4706215), (481, 4197435), (555, 3637777), (715, 2823729), (1221, 1653535), (1443, 1399145), (2035, 992121), (2145, 941243), (2405, 839487), (5291, 381585), (6105, 330707), (7215, 279829), (15873, 127195), (25439, 79365), (26455, 76317)]