19181552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{92219}}^1$

素因数の和:92240

約数の個数: 20

約数和(自身を含む): 40023480

約数和(自身を除く): 20841928

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 92219, 184438, 368876, 737752, 1198847, 1475504, 2397694, 4795388, 9590776, 19181552]

約数ペア:

[(1, 19181552), (2, 9590776), (4, 4795388), (8, 2397694), (13, 1475504), (16, 1198847), (26, 737752), (52, 368876), (104, 184438), (208, 92219)]