12890048

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:205

約数の個数: 56

約数和(自身を含む): 27066240

約数和(自身を除く): 14176192

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 89, 124, 146, 178, 248, 292, 356, 496, 584, 712, 992, 1168, 1424, 1984, 2263, 2336, 2759, 2848, 4526, 4672, 5518, 5696, 6497, 9052, 11036, 12994, 18104, 22072, 25988, 36208, 44144, 51976, 72416, 88288, 103952, 144832, 176576, 201407, 207904, 402814, 415808, 805628, 1611256, 3222512, 6445024, 12890048]

約数ペア:

[(1, 12890048), (2, 6445024), (4, 3222512), (8, 1611256), (16, 805628), (31, 415808), (32, 402814), (62, 207904), (64, 201407), (73, 176576), (89, 144832), (124, 103952), (146, 88288), (178, 72416), (248, 51976), (292, 44144), (356, 36208), (496, 25988), (584, 22072), (712, 18104), (992, 12994), (1168, 11036), (1424, 9052), (1984, 6497), (2263, 5696), (2336, 5518), (2759, 4672), (2848, 4526)]