20893125

素因数分解:

$3^1\times 5^4\times {\mathrm{11}}^1\times {\mathrm{1013}}^1$

素因数の和:1047

約数の個数: 40

約数和(自身を含む): 38012832

約数和(自身を除く): 17119707

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 125, 165, 275, 375, 625, 825, 1013, 1375, 1875, 3039, 4125, 5065, 6875, 11143, 15195, 20625, 25325, 33429, 55715, 75975, 126625, 167145, 278575, 379875, 633125, 835725, 1392875, 1899375, 4178625, 6964375, 20893125]

約数ペア:

[(1, 20893125), (3, 6964375), (5, 4178625), (11, 1899375), (15, 1392875), (25, 835725), (33, 633125), (55, 379875), (75, 278575), (125, 167145), (165, 126625), (275, 75975), (375, 55715), (625, 33429), (825, 25325), (1013, 20625), (1375, 15195), (1875, 11143), (3039, 6875), (4125, 5065)]