20147133645

素因数分解:

$3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{872737}}^1$

素因数の和:872776

約数の個数: 48

約数和(自身を含む): 38121195840

約数和(自身を除く): 17974062195

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 81, 95, 135, 171, 243, 285, 405, 513, 855, 1215, 1539, 2565, 4617, 7695, 23085, 872737, 2618211, 4363685, 7854633, 13091055, 16582003, 23563899, 39273165, 49746009, 70691697, 82910015, 117819495, 149238027, 212075091, 248730045, 353458485, 447714081, 746190135, 1060375455, 1343142243, 2238570405, 4029426729, 6715711215, 20147133645]

約数ペア:

[(1, 20147133645), (3, 6715711215), (5, 4029426729), (9, 2238570405), (15, 1343142243), (19, 1060375455), (27, 746190135), (45, 447714081), (57, 353458485), (81, 248730045), (95, 212075091), (135, 149238027), (171, 117819495), (243, 82910015), (285, 70691697), (405, 49746009), (513, 39273165), (855, 23563899), (1215, 16582003), (1539, 13091055), (2565, 7854633), (4617, 4363685), (7695, 2618211), (23085, 872737)]