18203310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{787}}^1$

素因数の和:1057

約数の個数: 48

約数和(自身を含む): 47573136

約数和(自身を除く): 29369826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 257, 514, 771, 787, 1285, 1542, 1574, 2313, 2361, 2570, 3855, 3935, 4626, 4722, 7083, 7710, 7870, 11565, 11805, 14166, 23130, 23610, 35415, 70830, 202259, 404518, 606777, 1011295, 1213554, 1820331, 2022590, 3033885, 3640662, 6067770, 9101655, 18203310]

約数ペア:

[(1, 18203310), (2, 9101655), (3, 6067770), (5, 3640662), (6, 3033885), (9, 2022590), (10, 1820331), (15, 1213554), (18, 1011295), (30, 606777), (45, 404518), (90, 202259), (257, 70830), (514, 35415), (771, 23610), (787, 23130), (1285, 14166), (1542, 11805), (1574, 11565), (2313, 7870), (2361, 7710), (2570, 7083), (3855, 4722), (3935, 4626)]