20012344

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3203}}^1$

素因数の和:3291

約数の個数: 32

約数和(自身を含む): 41523840

約数和(自身を除く): 21511496

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 3203, 6248, 6406, 12812, 25624, 35233, 70466, 140932, 227413, 281864, 454826, 909652, 1819304, 2501543, 5003086, 10006172, 20012344]

約数ペア:

[(1, 20012344), (2, 10006172), (4, 5003086), (8, 2501543), (11, 1819304), (22, 909652), (44, 454826), (71, 281864), (88, 227413), (142, 140932), (284, 70466), (568, 35233), (781, 25624), (1562, 12812), (3124, 6406), (3203, 6248)]