19695975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{20201}}^1$

素因数の和:20227

約数の個数: 24

約数和(自身を含む): 35070672

約数和(自身を除く): 15374697

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 20201, 60603, 101005, 262613, 303015, 505025, 787839, 1313065, 1515075, 3939195, 6565325, 19695975]

約数ペア:

[(1, 19695975), (3, 6565325), (5, 3939195), (13, 1515075), (15, 1313065), (25, 787839), (39, 505025), (65, 303015), (75, 262613), (195, 101005), (325, 60603), (975, 20201)]