1396006855

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{20903}}^1$

素因数の和:20983

約数の個数: 24

約数和(自身を含む): 1815888672

約数和(自身を除く): 419881817

約数列:

[1, 5, 19, 37, 95, 185, 361, 703, 1805, 3515, 13357, 20903, 66785, 104515, 397157, 773411, 1985785, 3867055, 7545983, 14694809, 37729915, 73474045, 279201371, 1396006855]

約数ペア:

[(1, 1396006855), (5, 279201371), (19, 73474045), (37, 37729915), (95, 14694809), (185, 7545983), (361, 3867055), (703, 1985785), (1805, 773411), (3515, 397157), (13357, 104515), (20903, 66785)]