19288810

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{307}}^1$

素因数の和:478

約数の個数: 32

約数和(自身を含む): 35747712

約数和(自身を除く): 16458902

約数列:

[1, 2, 5, 10, 61, 103, 122, 206, 305, 307, 515, 610, 614, 1030, 1535, 3070, 6283, 12566, 18727, 31415, 31621, 37454, 62830, 63242, 93635, 158105, 187270, 316210, 1928881, 3857762, 9644405, 19288810]

約数ペア:

[(1, 19288810), (2, 9644405), (5, 3857762), (10, 1928881), (61, 316210), (103, 187270), (122, 158105), (206, 93635), (305, 63242), (307, 62830), (515, 37454), (610, 31621), (614, 31415), (1030, 18727), (1535, 12566), (3070, 6283)]