20331425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1861}}^1$

素因数の和:1913

約数の個数: 24

約数和(自身を含む): 27706560

約数和(自身を除く): 7375135

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 1861, 2185, 9305, 10925, 35359, 42803, 46525, 176795, 214015, 813257, 883975, 1070075, 4066285, 20331425]

約数ペア:

[(1, 20331425), (5, 4066285), (19, 1070075), (23, 883975), (25, 813257), (95, 214015), (115, 176795), (437, 46525), (475, 42803), (575, 35359), (1861, 10925), (2185, 9305)]