20196705557

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1\times {\mathrm{439}}^1\times {\mathrm{1231}}^1$

素因数の和:1977

約数の個数: 32

約数和(自身を含む): 24458649600

約数和(自身を除く): 4261944043

約数列:

[1, 7, 19, 133, 281, 439, 1231, 1967, 3073, 5339, 8341, 8617, 23389, 37373, 58387, 123359, 163723, 345911, 540409, 863513, 2343821, 2421377, 3782863, 6572309, 10267771, 16406747, 46006163, 71874397, 151854929, 1062984503, 2885243651, 20196705557]

約数ペア:

[(1, 20196705557), (7, 2885243651), (19, 1062984503), (133, 151854929), (281, 71874397), (439, 46006163), (1231, 16406747), (1967, 10267771), (3073, 6572309), (5339, 3782863), (8341, 2421377), (8617, 2343821), (23389, 863513), (37373, 540409), (58387, 345911), (123359, 163723)]