20199521654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{15619}}^1\times {\mathrm{49741}}^1$

素因数の和:65375

約数の個数: 16

約数和(自身を含む): 32632741680

約数和(自身を除く): 12433220026

約数列:

[1, 2, 13, 26, 15619, 31238, 49741, 99482, 203047, 406094, 646633, 1293266, 776904679, 1553809358, 10099760827, 20199521654]

約数ペア:

[(1, 20199521654), (2, 10099760827), (13, 1553809358), (26, 776904679), (15619, 1293266), (31238, 646633), (49741, 406094), (99482, 203047)]