19246396

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{401}}^1$

素因数の和:502

約数の個数: 36

約数和(自身を含む): 37077264

約数和(自身を除く): 17830868

約数列:

[1, 2, 4, 13, 26, 52, 71, 142, 169, 284, 338, 401, 676, 802, 923, 1604, 1846, 3692, 5213, 10426, 11999, 20852, 23998, 28471, 47996, 56942, 67769, 113884, 135538, 271076, 370123, 740246, 1480492, 4811599, 9623198, 19246396]

約数ペア:

[(1, 19246396), (2, 9623198), (4, 4811599), (13, 1480492), (26, 740246), (52, 370123), (71, 271076), (142, 135538), (169, 113884), (284, 67769), (338, 56942), (401, 47996), (676, 28471), (802, 23998), (923, 20852), (1604, 11999), (1846, 10426), (3692, 5213)]