19486890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{5281}}^1$

素因数の和:5335

約数の個数: 48

約数和(自身を含む): 51911496

約数和(自身を除く): 32424606

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 41, 45, 82, 90, 123, 205, 246, 369, 410, 615, 738, 1230, 1845, 3690, 5281, 10562, 15843, 26405, 31686, 47529, 52810, 79215, 95058, 158430, 216521, 237645, 433042, 475290, 649563, 1082605, 1299126, 1948689, 2165210, 3247815, 3897378, 6495630, 9743445, 19486890]

約数ペア:

[(1, 19486890), (2, 9743445), (3, 6495630), (5, 3897378), (6, 3247815), (9, 2165210), (10, 1948689), (15, 1299126), (18, 1082605), (30, 649563), (41, 475290), (45, 433042), (82, 237645), (90, 216521), (123, 158430), (205, 95058), (246, 79215), (369, 52810), (410, 47529), (615, 31686), (738, 26405), (1230, 15843), (1845, 10562), (3690, 5281)]