20299344

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{32531}}^1$

素因数の和:32555

約数の個数: 40

約数和(自身を含む): 56475552

約数和(自身を除く): 36176208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 32531, 65062, 97593, 130124, 195186, 260248, 390372, 422903, 520496, 780744, 845806, 1268709, 1561488, 1691612, 2537418, 3383224, 5074836, 6766448, 10149672, 20299344]

約数ペア:

[(1, 20299344), (2, 10149672), (3, 6766448), (4, 5074836), (6, 3383224), (8, 2537418), (12, 1691612), (13, 1561488), (16, 1268709), (24, 845806), (26, 780744), (39, 520496), (48, 422903), (52, 390372), (78, 260248), (104, 195186), (156, 130124), (208, 97593), (312, 65062), (624, 32531)]