18370950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{9421}}^1$

素因数の和:9449

約数の個数: 48

約数和(自身を含む): 49069776

約数和(自身を除く): 30698826

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 9421, 18842, 28263, 47105, 56526, 94210, 122473, 141315, 235525, 244946, 282630, 367419, 471050, 612365, 706575, 734838, 1224730, 1413150, 1837095, 3061825, 3674190, 6123650, 9185475, 18370950]

約数ペア:

[(1, 18370950), (2, 9185475), (3, 6123650), (5, 3674190), (6, 3061825), (10, 1837095), (13, 1413150), (15, 1224730), (25, 734838), (26, 706575), (30, 612365), (39, 471050), (50, 367419), (65, 282630), (75, 244946), (78, 235525), (130, 141315), (150, 122473), (195, 94210), (325, 56526), (390, 47105), (650, 28263), (975, 18842), (1950, 9421)]