20904696

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{5693}}^1$

素因数の和:5725

約数の個数: 64

約数和(自身を含む): 61495200

約数和(自身を除く): 40590504

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 68, 72, 102, 108, 136, 153, 204, 216, 306, 408, 459, 612, 918, 1224, 1836, 3672, 5693, 11386, 17079, 22772, 34158, 45544, 51237, 68316, 96781, 102474, 136632, 153711, 193562, 204948, 290343, 307422, 387124, 409896, 580686, 614844, 774248, 871029, 1161372, 1229688, 1742058, 2322744, 2613087, 3484116, 5226174, 6968232, 10452348, 20904696]

約数ペア:

[(1, 20904696), (2, 10452348), (3, 6968232), (4, 5226174), (6, 3484116), (8, 2613087), (9, 2322744), (12, 1742058), (17, 1229688), (18, 1161372), (24, 871029), (27, 774248), (34, 614844), (36, 580686), (51, 409896), (54, 387124), (68, 307422), (72, 290343), (102, 204948), (108, 193562), (136, 153711), (153, 136632), (204, 102474), (216, 96781), (306, 68316), (408, 51237), (459, 45544), (612, 34158), (918, 22772), (1224, 17079), (1836, 11386), (3672, 5693)]