17948825

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{1303}}^1$

素因数の和:1361

約数の個数: 24

約数和(自身を含む): 24254400

約数和(自身を除く): 6305575

約数列:

[1, 5, 19, 25, 29, 95, 145, 475, 551, 725, 1303, 2755, 6515, 13775, 24757, 32575, 37787, 123785, 188935, 618925, 717953, 944675, 3589765, 17948825]

約数ペア:

[(1, 17948825), (5, 3589765), (19, 944675), (25, 717953), (29, 618925), (95, 188935), (145, 123785), (475, 37787), (551, 32575), (725, 24757), (1303, 13775), (2755, 6515)]