2000988

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:215

約数の個数: 72

約数和(自身を含む): 5730816

約数和(自身を除く): 3729828

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 62, 66, 93, 99, 124, 132, 163, 186, 198, 279, 326, 341, 372, 396, 489, 558, 652, 682, 978, 1023, 1116, 1364, 1467, 1793, 1956, 2046, 2934, 3069, 3586, 4092, 5053, 5379, 5868, 6138, 7172, 10106, 10758, 12276, 15159, 16137, 20212, 21516, 30318, 32274, 45477, 55583, 60636, 64548, 90954, 111166, 166749, 181908, 222332, 333498, 500247, 666996, 1000494, 2000988]

約数ペア:

[(1, 2000988), (2, 1000494), (3, 666996), (4, 500247), (6, 333498), (9, 222332), (11, 181908), (12, 166749), (18, 111166), (22, 90954), (31, 64548), (33, 60636), (36, 55583), (44, 45477), (62, 32274), (66, 30318), (93, 21516), (99, 20212), (124, 16137), (132, 15159), (163, 12276), (186, 10758), (198, 10106), (279, 7172), (326, 6138), (341, 5868), (372, 5379), (396, 5053), (489, 4092), (558, 3586), (652, 3069), (682, 2934), (978, 2046), (1023, 1956), (1116, 1793), (1364, 1467)]