209988544

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1997}}^1$

素因数の和:2093

約数の個数: 56

約数和(自身を含む): 438473088

約数和(自身を除く): 228484544

約数列:

[1, 2, 4, 8, 16, 31, 32, 53, 62, 64, 106, 124, 212, 248, 424, 496, 848, 992, 1643, 1696, 1984, 1997, 3286, 3392, 3994, 6572, 7988, 13144, 15976, 26288, 31952, 52576, 61907, 63904, 105152, 105841, 123814, 127808, 211682, 247628, 423364, 495256, 846728, 990512, 1693456, 1981024, 3281071, 3386912, 3962048, 6562142, 6773824, 13124284, 26248568, 52497136, 104994272, 209988544]

約数ペア:

[(1, 209988544), (2, 104994272), (4, 52497136), (8, 26248568), (16, 13124284), (31, 6773824), (32, 6562142), (53, 3962048), (62, 3386912), (64, 3281071), (106, 1981024), (124, 1693456), (212, 990512), (248, 846728), (424, 495256), (496, 423364), (848, 247628), (992, 211682), (1643, 127808), (1696, 123814), (1984, 105841), (1997, 105152), (3286, 63904), (3392, 61907), (3994, 52576), (6572, 31952), (7988, 26288), (13144, 15976)]