19380025

素因数分解:

$5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1877}}^1$

素因数の和:1953

約数の個数: 24

約数和(自身を含む): 27944640

約数和(自身を除く): 8564615

約数列:

[1, 5, 7, 25, 35, 59, 175, 295, 413, 1475, 1877, 2065, 9385, 10325, 13139, 46925, 65695, 110743, 328475, 553715, 775201, 2768575, 3876005, 19380025]

約数ペア:

[(1, 19380025), (5, 3876005), (7, 2768575), (25, 775201), (35, 553715), (59, 328475), (175, 110743), (295, 65695), (413, 46925), (1475, 13139), (1877, 10325), (2065, 9385)]