19401226

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{24071}}^1$

素因数の和:24117

約数の個数: 16

約数和(自身を含む): 32352768

約数和(自身を除く): 12951542

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 24071, 48142, 312923, 625846, 746201, 1492402, 9700613, 19401226]

約数ペア:

[(1, 19401226), (2, 9700613), (13, 1492402), (26, 746201), (31, 625846), (62, 312923), (403, 48142), (806, 24071)]