20315394

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{1487}}^1$

素因数の和:1532

約数の個数: 64

約数和(自身を含む): 51425280

約数和(自身を除く): 31109886

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 27, 33, 46, 54, 66, 69, 99, 138, 198, 207, 253, 297, 414, 506, 594, 621, 759, 1242, 1487, 1518, 2277, 2974, 4461, 4554, 6831, 8922, 13383, 13662, 16357, 26766, 32714, 34201, 40149, 49071, 68402, 80298, 98142, 102603, 147213, 205206, 294426, 307809, 376211, 441639, 615618, 752422, 883278, 923427, 1128633, 1846854, 2257266, 3385899, 6771798, 10157697, 20315394]

約数ペア:

[(1, 20315394), (2, 10157697), (3, 6771798), (6, 3385899), (9, 2257266), (11, 1846854), (18, 1128633), (22, 923427), (23, 883278), (27, 752422), (33, 615618), (46, 441639), (54, 376211), (66, 307809), (69, 294426), (99, 205206), (138, 147213), (198, 102603), (207, 98142), (253, 80298), (297, 68402), (414, 49071), (506, 40149), (594, 34201), (621, 32714), (759, 26766), (1242, 16357), (1487, 13662), (1518, 13383), (2277, 8922), (2974, 6831), (4461, 4554)]