19855415074

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1\times {\mathrm{757}}^1$

素因数の和:1399

約数の個数: 64

約数和(自身を含む): 34579353600

約数和(自身を除く): 14723938526

約数列:

[1, 2, 11, 19, 22, 38, 131, 209, 262, 418, 479, 757, 958, 1441, 1514, 2489, 2882, 4978, 5269, 8327, 9101, 10538, 14383, 16654, 18202, 27379, 28766, 54758, 62749, 99167, 100111, 125498, 158213, 198334, 200222, 316426, 362603, 690239, 725206, 1090837, 1192231, 1380478, 1884173, 2181674, 2384462, 3768346, 3988633, 6889457, 7977266, 13114541, 13778914, 20725903, 26229082, 41451806, 47500993, 75784027, 95001986, 151568054, 522510923, 902518867, 1045021846, 1805037734, 9927707537, 19855415074]

約数ペア:

[(1, 19855415074), (2, 9927707537), (11, 1805037734), (19, 1045021846), (22, 902518867), (38, 522510923), (131, 151568054), (209, 95001986), (262, 75784027), (418, 47500993), (479, 41451806), (757, 26229082), (958, 20725903), (1441, 13778914), (1514, 13114541), (2489, 7977266), (2882, 6889457), (4978, 3988633), (5269, 3768346), (8327, 2384462), (9101, 2181674), (10538, 1884173), (14383, 1380478), (16654, 1192231), (18202, 1090837), (27379, 725206), (28766, 690239), (54758, 362603), (62749, 316426), (99167, 200222), (100111, 198334), (125498, 158213)]