9897784

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5009}}^1$

素因数の和:5047

約数の個数: 32

約数和(自身を含む): 21042000

約数和(自身を除く): 11144216

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 5009, 10018, 20036, 40072, 65117, 95171, 130234, 190342, 260468, 380684, 520936, 761368, 1237223, 2474446, 4948892, 9897784]

約数ペア:

[(1, 9897784), (2, 4948892), (4, 2474446), (8, 1237223), (13, 761368), (19, 520936), (26, 380684), (38, 260468), (52, 190342), (76, 130234), (104, 95171), (152, 65117), (247, 40072), (494, 20036), (988, 10018), (1976, 5009)]