1898972879

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{251}}^1\times {\mathrm{397}}^1$

素因数の和:743

約数の個数: 32

約数和(自身を含む): 2166393600

約数和(自身を除く): 267420721

約数列:

[1, 17, 19, 59, 251, 323, 397, 1003, 1121, 4267, 4769, 6749, 7543, 14809, 19057, 23423, 81073, 99647, 128231, 251753, 281371, 398191, 445037, 1693999, 1893293, 4783307, 5879173, 7565629, 32185981, 99945941, 111704287, 1898972879]

約数ペア:

[(1, 1898972879), (17, 111704287), (19, 99945941), (59, 32185981), (251, 7565629), (323, 5879173), (397, 4783307), (1003, 1893293), (1121, 1693999), (4267, 445037), (4769, 398191), (6749, 281371), (7543, 251753), (14809, 128231), (19057, 99647), (23423, 81073)]