20019336

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{353}}^1$

素因数の和:518

約数の個数: 64

約数和(自身を含む): 53524800

約数和(自身を除く): 33505464

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 139, 204, 278, 353, 408, 417, 556, 706, 834, 1059, 1112, 1412, 1668, 2118, 2363, 2824, 3336, 4236, 4726, 6001, 7089, 8472, 9452, 12002, 14178, 18003, 18904, 24004, 28356, 36006, 48008, 49067, 56712, 72012, 98134, 144024, 147201, 196268, 294402, 392536, 588804, 834139, 1177608, 1668278, 2502417, 3336556, 5004834, 6673112, 10009668, 20019336]

約数ペア:

[(1, 20019336), (2, 10009668), (3, 6673112), (4, 5004834), (6, 3336556), (8, 2502417), (12, 1668278), (17, 1177608), (24, 834139), (34, 588804), (51, 392536), (68, 294402), (102, 196268), (136, 147201), (139, 144024), (204, 98134), (278, 72012), (353, 56712), (408, 49067), (417, 48008), (556, 36006), (706, 28356), (834, 24004), (1059, 18904), (1112, 18003), (1412, 14178), (1668, 12002), (2118, 9452), (2363, 8472), (2824, 7089), (3336, 6001), (4236, 4726)]