30129418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19289}}^1$

素因数の和:19373

約数の個数: 16

約数和(自身を含む): 49999680

約数和(自身を除く): 19870262

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 19289, 38578, 212179, 424358, 1369519, 2739038, 15064709, 30129418]

約数ペア:

[(1, 30129418), (2, 15064709), (11, 2739038), (22, 1369519), (71, 424358), (142, 212179), (781, 38578), (1562, 19289)]