19906056

素因数分解:

$2^3\times 3^2\times {\mathrm{83}}^1\times {\mathrm{3331}}^1$

素因数の和:3426

約数の個数: 48

約数和(自身を含む): 54578160

約数和(自身を除く): 34672104

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 83, 166, 249, 332, 498, 664, 747, 996, 1494, 1992, 2988, 3331, 5976, 6662, 9993, 13324, 19986, 26648, 29979, 39972, 59958, 79944, 119916, 239832, 276473, 552946, 829419, 1105892, 1658838, 2211784, 2488257, 3317676, 4976514, 6635352, 9953028, 19906056]

約数ペア:

[(1, 19906056), (2, 9953028), (3, 6635352), (4, 4976514), (6, 3317676), (8, 2488257), (9, 2211784), (12, 1658838), (18, 1105892), (24, 829419), (36, 552946), (72, 276473), (83, 239832), (166, 119916), (249, 79944), (332, 59958), (498, 39972), (664, 29979), (747, 26648), (996, 19986), (1494, 13324), (1992, 9993), (2988, 6662), (3331, 5976)]