18497150

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1289}}^1$

素因数の和:1349

約数の個数: 48

約数和(自身を含む): 40309920

約数和(自身を除く): 21812770

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 175, 205, 287, 350, 410, 574, 1025, 1289, 1435, 2050, 2578, 2870, 6445, 7175, 9023, 12890, 14350, 18046, 32225, 45115, 52849, 64450, 90230, 105698, 225575, 264245, 369943, 451150, 528490, 739886, 1321225, 1849715, 2642450, 3699430, 9248575, 18497150]

約数ペア:

[(1, 18497150), (2, 9248575), (5, 3699430), (7, 2642450), (10, 1849715), (14, 1321225), (25, 739886), (35, 528490), (41, 451150), (50, 369943), (70, 264245), (82, 225575), (175, 105698), (205, 90230), (287, 64450), (350, 52849), (410, 45115), (574, 32225), (1025, 18046), (1289, 14350), (1435, 12890), (2050, 9023), (2578, 7175), (2870, 6445)]