16691234

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{479}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 30412800

約数和(自身を除く): 13721566

約数列:

[1, 2, 7, 14, 19, 38, 131, 133, 262, 266, 479, 917, 958, 1834, 2489, 3353, 4978, 6706, 9101, 17423, 18202, 34846, 62749, 63707, 125498, 127414, 439243, 878486, 1192231, 2384462, 8345617, 16691234]

約数ペア:

[(1, 16691234), (2, 8345617), (7, 2384462), (14, 1192231), (19, 878486), (38, 439243), (131, 127414), (133, 125498), (262, 63707), (266, 62749), (479, 34846), (917, 18202), (958, 17423), (1834, 9101), (2489, 6706), (3353, 4978)]