19645758

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{313}}^1\times {\mathrm{317}}^1$

素因数の和:649

約数の個数: 48

約数和(自身を含む): 46730736

約数和(自身を除く): 27084978

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 313, 317, 626, 634, 939, 951, 1878, 1902, 2817, 2853, 3443, 3487, 5634, 5706, 6886, 6974, 10329, 10461, 20658, 20922, 30987, 31383, 61974, 62766, 99221, 198442, 297663, 595326, 892989, 1091431, 1785978, 2182862, 3274293, 6548586, 9822879, 19645758]

約数ペア:

[(1, 19645758), (2, 9822879), (3, 6548586), (6, 3274293), (9, 2182862), (11, 1785978), (18, 1091431), (22, 892989), (33, 595326), (66, 297663), (99, 198442), (198, 99221), (313, 62766), (317, 61974), (626, 31383), (634, 30987), (939, 20922), (951, 20658), (1878, 10461), (1902, 10329), (2817, 6974), (2853, 6886), (3443, 5706), (3487, 5634)]