19960412

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:666

約数の個数: 36

約数和(自身を含む): 38532816

約数和(自身を除く): 18572404

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 361, 437, 601, 722, 874, 1202, 1444, 1748, 2404, 8303, 11419, 13823, 16606, 22838, 27646, 33212, 45676, 55292, 216961, 262637, 433922, 525274, 867844, 1050548, 4990103, 9980206, 19960412]

約数ペア:

[(1, 19960412), (2, 9980206), (4, 4990103), (19, 1050548), (23, 867844), (38, 525274), (46, 433922), (76, 262637), (92, 216961), (361, 55292), (437, 45676), (601, 33212), (722, 27646), (874, 22838), (1202, 16606), (1444, 13823), (1748, 11419), (2404, 8303)]