19137954

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 64

約数和(自身を含む): 45505152

約数和(自身を除く): 26367198

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 37, 51, 66, 74, 102, 111, 187, 222, 374, 407, 461, 561, 629, 814, 922, 1122, 1221, 1258, 1383, 1887, 2442, 2766, 3774, 5071, 6919, 7837, 10142, 13838, 15213, 15674, 17057, 20757, 23511, 30426, 34114, 41514, 47022, 51171, 86207, 102342, 172414, 187627, 258621, 289969, 375254, 517242, 562881, 579938, 869907, 1125762, 1739814, 3189659, 6379318, 9568977, 19137954]

約数ペア:

[(1, 19137954), (2, 9568977), (3, 6379318), (6, 3189659), (11, 1739814), (17, 1125762), (22, 869907), (33, 579938), (34, 562881), (37, 517242), (51, 375254), (66, 289969), (74, 258621), (102, 187627), (111, 172414), (187, 102342), (222, 86207), (374, 51171), (407, 47022), (461, 41514), (561, 34114), (629, 30426), (814, 23511), (922, 20757), (1122, 17057), (1221, 15674), (1258, 15213), (1383, 13838), (1887, 10142), (2442, 7837), (2766, 6919), (3774, 5071)]