20216918398

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1217}}^1\times {\mathrm{15761}}^1$

素因数の和:17028

約数の個数: 32

約数和(自身を含む): 33174344448

約数和(自身を除く): 12957426050

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 1217, 2434, 15761, 20689, 31522, 37727, 41378, 75454, 267937, 488591, 535874, 641359, 977182, 1282718, 8306047, 16612094, 19181137, 38362274, 326079329, 594615247, 652158658, 1189230494, 10108459199, 20216918398]

約数ペア:

[(1, 20216918398), (2, 10108459199), (17, 1189230494), (31, 652158658), (34, 594615247), (62, 326079329), (527, 38362274), (1054, 19181137), (1217, 16612094), (2434, 8306047), (15761, 1282718), (20689, 977182), (31522, 641359), (37727, 535874), (41378, 488591), (75454, 267937)]