19740886

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 34473600

約数和(自身を除く): 14732714

約数列:

[1, 2, 11, 19, 22, 38, 83, 166, 209, 418, 569, 913, 1138, 1577, 1826, 3154, 6259, 10811, 12518, 17347, 21622, 34694, 47227, 94454, 118921, 237842, 519497, 897313, 1038994, 1794626, 9870443, 19740886]

約数ペア:

[(1, 19740886), (2, 9870443), (11, 1794626), (19, 1038994), (22, 897313), (38, 519497), (83, 237842), (166, 118921), (209, 94454), (418, 47227), (569, 34694), (913, 21622), (1138, 17347), (1577, 12518), (1826, 10811), (3154, 6259)]