18468475

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 24552000

約数和(自身を除く): 6083525

約数列:

[1, 5, 19, 25, 59, 95, 295, 475, 659, 1121, 1475, 3295, 5605, 12521, 16475, 28025, 38881, 62605, 194405, 313025, 738739, 972025, 3693695, 18468475]

約数ペア:

[(1, 18468475), (5, 3693695), (19, 972025), (25, 738739), (59, 313025), (95, 194405), (295, 62605), (475, 38881), (659, 28025), (1121, 16475), (1475, 12521), (3295, 5605)]