18623308249

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1\times {\mathrm{16141}}^1$

素因数の和:16601

約数の個数: 32

約数和(自身を含む): 23719700480

約数和(自身を除く): 5096392231

約数列:

[1, 7, 13, 31, 91, 217, 403, 409, 2821, 2863, 5317, 12679, 16141, 37219, 88753, 112987, 164827, 209833, 500371, 1153789, 1468831, 3502597, 6504823, 6601669, 45533761, 46211683, 85821697, 204651739, 600751879, 1432562173, 2660472607, 18623308249]

約数ペア:

[(1, 18623308249), (7, 2660472607), (13, 1432562173), (31, 600751879), (91, 204651739), (217, 85821697), (403, 46211683), (409, 45533761), (2821, 6601669), (2863, 6504823), (5317, 3502597), (12679, 1468831), (16141, 1153789), (37219, 500371), (88753, 209833), (112987, 164827)]