19935982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15359}}^1$

素因数の和:15431

約数の個数: 16

約数和(自身を含む): 33177600

約数和(自身を除く): 13241618

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 15359, 30718, 168949, 337898, 906181, 1812362, 9967991, 19935982]

約数ペア:

[(1, 19935982), (2, 9967991), (11, 1812362), (22, 906181), (59, 337898), (118, 168949), (649, 30718), (1298, 15359)]