1809916801

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{3671}}^1$

素因数の和:4045

約数の個数: 32

約数和(自身を含む): 2382981120

約数和(自身を除く): 573064319

約数列:

[1, 7, 11, 19, 77, 133, 209, 337, 1463, 2359, 3671, 3707, 6403, 25697, 25949, 40381, 44821, 69749, 70433, 282667, 488243, 493031, 767239, 1237127, 5370673, 8659889, 13608397, 23505413, 95258779, 164537891, 258559543, 1809916801]

約数ペア:

[(1, 1809916801), (7, 258559543), (11, 164537891), (19, 95258779), (77, 23505413), (133, 13608397), (209, 8659889), (337, 5370673), (1463, 1237127), (2359, 767239), (3671, 493031), (3707, 488243), (6403, 282667), (25697, 70433), (25949, 69749), (40381, 44821)]