208536856

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{653}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 452044800

約数和(自身を除く): 243507944

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 152, 191, 209, 382, 418, 653, 764, 836, 1306, 1528, 1672, 2101, 2612, 3629, 4202, 5224, 7183, 7258, 8404, 12407, 14366, 14516, 16808, 24814, 28732, 29032, 39919, 49628, 57464, 79838, 99256, 124723, 136477, 159676, 249446, 272954, 319352, 498892, 545908, 997784, 1091816, 1371953, 2369737, 2743906, 4739474, 5487812, 9478948, 10975624, 18957896, 26067107, 52134214, 104268428, 208536856]

約数ペア:

[(1, 208536856), (2, 104268428), (4, 52134214), (8, 26067107), (11, 18957896), (19, 10975624), (22, 9478948), (38, 5487812), (44, 4739474), (76, 2743906), (88, 2369737), (152, 1371953), (191, 1091816), (209, 997784), (382, 545908), (418, 498892), (653, 319352), (764, 272954), (836, 249446), (1306, 159676), (1528, 136477), (1672, 124723), (2101, 99256), (2612, 79838), (3629, 57464), (4202, 49628), (5224, 39919), (7183, 29032), (7258, 28732), (8404, 24814), (12407, 16808), (14366, 14516)]