38897978

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{569}}^1$

素因数の和:854

約数の個数: 32

約数和(自身を含む): 70588800

約数和(自身を除く): 31690822

約数列:

[1, 2, 7, 14, 19, 38, 133, 257, 266, 514, 569, 1138, 1799, 3598, 3983, 4883, 7966, 9766, 10811, 21622, 34181, 68362, 75677, 146233, 151354, 292466, 1023631, 2047262, 2778427, 5556854, 19448989, 38897978]

約数ペア:

[(1, 38897978), (2, 19448989), (7, 5556854), (14, 2778427), (19, 2047262), (38, 1023631), (133, 292466), (257, 151354), (266, 146233), (514, 75677), (569, 68362), (1138, 34181), (1799, 21622), (3598, 10811), (3983, 9766), (4883, 7966)]