20685372

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 50803200

約数和(自身を除く): 30117828

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 149, 276, 298, 447, 503, 596, 894, 1006, 1509, 1788, 2012, 3018, 3427, 6036, 6854, 10281, 11569, 13708, 20562, 23138, 34707, 41124, 46276, 69414, 74947, 138828, 149894, 224841, 299788, 449682, 899364, 1723781, 3447562, 5171343, 6895124, 10342686, 20685372]

約数ペア:

[(1, 20685372), (2, 10342686), (3, 6895124), (4, 5171343), (6, 3447562), (12, 1723781), (23, 899364), (46, 449682), (69, 299788), (92, 224841), (138, 149894), (149, 138828), (276, 74947), (298, 69414), (447, 46276), (503, 41124), (596, 34707), (894, 23138), (1006, 20562), (1509, 13708), (1788, 11569), (2012, 10281), (3018, 6854), (3427, 6036)]