18778820530

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{714839}}^1$

素因数の和:714954

約数の個数: 32

約数和(自身を含む): 35204440320

約数和(自身を除く): 16425619790

約数列:

[1, 2, 5, 10, 37, 71, 74, 142, 185, 355, 370, 710, 2627, 5254, 13135, 26270, 714839, 1429678, 3574195, 7148390, 26449043, 50753569, 52898086, 101507138, 132245215, 253767845, 264490430, 507535690, 1877882053, 3755764106, 9389410265, 18778820530]

約数ペア:

[(1, 18778820530), (2, 9389410265), (5, 3755764106), (10, 1877882053), (37, 507535690), (71, 264490430), (74, 253767845), (142, 132245215), (185, 101507138), (355, 52898086), (370, 50753569), (710, 26449043), (2627, 7148390), (5254, 3574195), (13135, 1429678), (26270, 714839)]