17896858

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 33225984

約数和(自身を除く): 15329126

約数列:

[1, 2, 7, 14, 31, 43, 49, 62, 86, 98, 137, 217, 274, 301, 434, 602, 959, 1333, 1519, 1918, 2107, 2666, 3038, 4214, 4247, 5891, 6713, 8494, 9331, 11782, 13426, 18662, 29729, 41237, 59458, 65317, 82474, 130634, 182621, 208103, 288659, 365242, 416206, 577318, 1278347, 2556694, 8948429, 17896858]

約数ペア:

[(1, 17896858), (2, 8948429), (7, 2556694), (14, 1278347), (31, 577318), (43, 416206), (49, 365242), (62, 288659), (86, 208103), (98, 182621), (137, 130634), (217, 82474), (274, 65317), (301, 59458), (434, 41237), (602, 29729), (959, 18662), (1333, 13426), (1519, 11782), (1918, 9331), (2107, 8494), (2666, 6713), (3038, 5891), (4214, 4247)]