19824638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{1301}}^1$

素因数の和:1723

約数の個数: 16

約数和(自身を含む): 31404240

約数和(自身を除く): 11579602

約数列:

[1, 2, 19, 38, 401, 802, 1301, 2602, 7619, 15238, 24719, 49438, 521701, 1043402, 9912319, 19824638]

約数ペア:

[(1, 19824638), (2, 9912319), (19, 1043402), (38, 521701), (401, 49438), (802, 24719), (1301, 15238), (2602, 7619)]