19830876

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{5527}}^1$

素因数の和:5570

約数の個数: 48

約数和(自身を含む): 52007424

約数和(自身を除く): 32176548

約数列:

[1, 2, 3, 4, 6, 12, 13, 23, 26, 39, 46, 52, 69, 78, 92, 138, 156, 276, 299, 598, 897, 1196, 1794, 3588, 5527, 11054, 16581, 22108, 33162, 66324, 71851, 127121, 143702, 215553, 254242, 287404, 381363, 431106, 508484, 762726, 862212, 1525452, 1652573, 3305146, 4957719, 6610292, 9915438, 19830876]

約数ペア:

[(1, 19830876), (2, 9915438), (3, 6610292), (4, 4957719), (6, 3305146), (12, 1652573), (13, 1525452), (23, 862212), (26, 762726), (39, 508484), (46, 431106), (52, 381363), (69, 287404), (78, 254242), (92, 215553), (138, 143702), (156, 127121), (276, 71851), (299, 66324), (598, 33162), (897, 22108), (1196, 16581), (1794, 11054), (3588, 5527)]