18468420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{971}}^1$

素因数の和:1300

約数の個数: 48

約数和(自身を含む): 51928128

約数和(自身を除く): 33459708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 317, 634, 951, 971, 1268, 1585, 1902, 1942, 2913, 3170, 3804, 3884, 4755, 4855, 5826, 6340, 9510, 9710, 11652, 14565, 19020, 19420, 29130, 58260, 307807, 615614, 923421, 1231228, 1539035, 1846842, 3078070, 3693684, 4617105, 6156140, 9234210, 18468420]

約数ペア:

[(1, 18468420), (2, 9234210), (3, 6156140), (4, 4617105), (5, 3693684), (6, 3078070), (10, 1846842), (12, 1539035), (15, 1231228), (20, 923421), (30, 615614), (60, 307807), (317, 58260), (634, 29130), (951, 19420), (971, 19020), (1268, 14565), (1585, 11652), (1902, 9710), (1942, 9510), (2913, 6340), (3170, 5826), (3804, 4855), (3884, 4755)]