18409846

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:317

約数の個数: 48

約数和(自身を含む): 35417088

約数和(自身を除く): 17007242

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 169, 182, 217, 251, 338, 403, 434, 502, 806, 1183, 1757, 2366, 2821, 3263, 3514, 5239, 5642, 6526, 7781, 10478, 15562, 22841, 36673, 42419, 45682, 54467, 73346, 84838, 101153, 108934, 202306, 296933, 593866, 708071, 1314989, 1416142, 2629978, 9204923, 18409846]

約数ペア:

[(1, 18409846), (2, 9204923), (7, 2629978), (13, 1416142), (14, 1314989), (26, 708071), (31, 593866), (62, 296933), (91, 202306), (169, 108934), (182, 101153), (217, 84838), (251, 73346), (338, 54467), (403, 45682), (434, 42419), (502, 36673), (806, 22841), (1183, 15562), (1757, 10478), (2366, 7781), (2821, 6526), (3263, 5642), (3514, 5239)]