20970361918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{781951}}^1$

素因数の和:782040

約数の個数: 32

約数和(自身を含む): 36482752512

約数和(自身を除く): 15512390594

約数列:

[1, 2, 11, 22, 23, 46, 53, 106, 253, 506, 583, 1166, 1219, 2438, 13409, 26818, 781951, 1563902, 8601461, 17202922, 17984873, 35969746, 41443403, 82886806, 197833603, 395667206, 455877433, 911754866, 953198269, 1906396538, 10485180959, 20970361918]

約数ペア:

[(1, 20970361918), (2, 10485180959), (11, 1906396538), (22, 953198269), (23, 911754866), (46, 455877433), (53, 395667206), (106, 197833603), (253, 82886806), (506, 41443403), (583, 35969746), (1166, 17984873), (1219, 17202922), (2438, 8601461), (13409, 1563902), (26818, 781951)]