18952250

素因数分解:

$2^1\times 5^3\times {\mathrm{41}}^1\times {\mathrm{43}}^2$

素因数の和:144

約数の個数: 48

約数和(自身を含む): 37208808

約数和(自身を除く): 18256558

約数列:

[1, 2, 5, 10, 25, 41, 43, 50, 82, 86, 125, 205, 215, 250, 410, 430, 1025, 1075, 1763, 1849, 2050, 2150, 3526, 3698, 5125, 5375, 8815, 9245, 10250, 10750, 17630, 18490, 44075, 46225, 75809, 88150, 92450, 151618, 220375, 231125, 379045, 440750, 462250, 758090, 1895225, 3790450, 9476125, 18952250]

約数ペア:

[(1, 18952250), (2, 9476125), (5, 3790450), (10, 1895225), (25, 758090), (41, 462250), (43, 440750), (50, 379045), (82, 231125), (86, 220375), (125, 151618), (205, 92450), (215, 88150), (250, 75809), (410, 46225), (430, 44075), (1025, 18490), (1075, 17630), (1763, 10750), (1849, 10250), (2050, 9245), (2150, 8815), (3526, 5375), (3698, 5125)]