23208519

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 35354880

約数和(自身を除く): 12146361

約数列:

[1, 3, 17, 19, 43, 51, 57, 129, 323, 557, 731, 817, 969, 1671, 2193, 2451, 9469, 10583, 13889, 23951, 28407, 31749, 41667, 71853, 179911, 407167, 455069, 539733, 1221501, 1365207, 7736173, 23208519]

約数ペア:

[(1, 23208519), (3, 7736173), (17, 1365207), (19, 1221501), (43, 539733), (51, 455069), (57, 407167), (129, 179911), (323, 71853), (557, 41667), (731, 31749), (817, 28407), (969, 23951), (1671, 13889), (2193, 10583), (2451, 9469)]