2821136896

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{177743}}^1$

素因数の和:177792

約数の個数: 40

約数和(自身を含む): 5818627584

約数和(自身を除く): 2997490688

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 177743, 355486, 710972, 1421944, 2843888, 5510033, 5687776, 11020066, 11375552, 22040132, 22751104, 44080264, 45502208, 88160528, 91004416, 176321056, 352642112, 705284224, 1410568448, 2821136896]

約数ペア:

[(1, 2821136896), (2, 1410568448), (4, 705284224), (8, 352642112), (16, 176321056), (31, 91004416), (32, 88160528), (62, 45502208), (64, 44080264), (124, 22751104), (128, 22040132), (248, 11375552), (256, 11020066), (496, 5687776), (512, 5510033), (992, 2843888), (1984, 1421944), (3968, 710972), (7936, 355486), (15872, 177743)]