20707708

素因数分解:

$2^2\times 7^1\times {\mathrm{317}}^1\times {\mathrm{2333}}^1$

素因数の和:2661

約数の個数: 24

約数和(自身を含む): 41563872

約数和(自身を除く): 20856164

約数列:

[1, 2, 4, 7, 14, 28, 317, 634, 1268, 2219, 2333, 4438, 4666, 8876, 9332, 16331, 32662, 65324, 739561, 1479122, 2958244, 5176927, 10353854, 20707708]

約数ペア:

[(1, 20707708), (2, 10353854), (4, 5176927), (7, 2958244), (14, 1479122), (28, 739561), (317, 65324), (634, 32662), (1268, 16331), (2219, 9332), (2333, 8876), (4438, 4666)]