808401968

素因数分解:

$2^4\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{21977}}^1$

素因数の和:22026

約数の個数: 60

約数和(自身を含む): 1812305880

約数和(自身を除く): 1003903912

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 121, 152, 176, 209, 242, 304, 418, 484, 836, 968, 1672, 1936, 2299, 3344, 4598, 9196, 18392, 21977, 36784, 43954, 87908, 175816, 241747, 351632, 417563, 483494, 835126, 966988, 1670252, 1933976, 2659217, 3340504, 3867952, 4593193, 5318434, 6681008, 9186386, 10636868, 18372772, 21273736, 36745544, 42547472, 50525123, 73491088, 101050246, 202100492, 404200984, 808401968]

約数ペア:

[(1, 808401968), (2, 404200984), (4, 202100492), (8, 101050246), (11, 73491088), (16, 50525123), (19, 42547472), (22, 36745544), (38, 21273736), (44, 18372772), (76, 10636868), (88, 9186386), (121, 6681008), (152, 5318434), (176, 4593193), (209, 3867952), (242, 3340504), (304, 2659217), (418, 1933976), (484, 1670252), (836, 966988), (968, 835126), (1672, 483494), (1936, 417563), (2299, 351632), (3344, 241747), (4598, 175816), (9196, 87908), (18392, 43954), (21977, 36784)]