19809522

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7193}}^1$

素因数の和:7224

約数の個数: 40

約数和(自身を含む): 47005596

約数和(自身を除く): 27196074

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7193, 14386, 21579, 43158, 64737, 122281, 129474, 194211, 244562, 366843, 388422, 582633, 733686, 1100529, 1165266, 2201058, 3301587, 6603174, 9904761, 19809522]

約数ペア:

[(1, 19809522), (2, 9904761), (3, 6603174), (6, 3301587), (9, 2201058), (17, 1165266), (18, 1100529), (27, 733686), (34, 582633), (51, 388422), (54, 366843), (81, 244562), (102, 194211), (153, 129474), (162, 122281), (306, 64737), (459, 43158), (918, 21579), (1377, 14386), (2754, 7193)]