28111108

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1753}}^1$

素因数の和:1987

約数の個数: 24

約数和(自身を含む): 52058720

約数和(自身を除く): 23947612

約数列:

[1, 2, 4, 19, 38, 76, 211, 422, 844, 1753, 3506, 4009, 7012, 8018, 16036, 33307, 66614, 133228, 369883, 739766, 1479532, 7027777, 14055554, 28111108]

約数ペア:

[(1, 28111108), (2, 14055554), (4, 7027777), (19, 1479532), (38, 739766), (76, 369883), (211, 133228), (422, 66614), (844, 33307), (1753, 16036), (3506, 8018), (4009, 7012)]