19210527

素因数分解:

$3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1993}}^1$

素因数の和:2029

約数の個数: 40

約数和(自身を含む): 34743456

約数和(自身を除く): 15532929

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 81, 119, 153, 189, 357, 459, 567, 1071, 1377, 1993, 3213, 5979, 9639, 13951, 17937, 33881, 41853, 53811, 101643, 125559, 161433, 237167, 304929, 376677, 711501, 914787, 1130031, 2134503, 2744361, 6403509, 19210527]

約数ペア:

[(1, 19210527), (3, 6403509), (7, 2744361), (9, 2134503), (17, 1130031), (21, 914787), (27, 711501), (51, 376677), (63, 304929), (81, 237167), (119, 161433), (153, 125559), (189, 101643), (357, 53811), (459, 41853), (567, 33881), (1071, 17937), (1377, 13951), (1993, 9639), (3213, 5979)]