19930404

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{251}}^1\times {\mathrm{509}}^1$

素因数の和:780

約数の個数: 48

約数和(自身を含む): 50379840

約数和(自身を除く): 30449436

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 251, 502, 509, 753, 1004, 1018, 1506, 1527, 2036, 3012, 3054, 3263, 6108, 6526, 6617, 9789, 13052, 13234, 19578, 19851, 26468, 39156, 39702, 79404, 127759, 255518, 383277, 511036, 766554, 1533108, 1660867, 3321734, 4982601, 6643468, 9965202, 19930404]

約数ペア:

[(1, 19930404), (2, 9965202), (3, 6643468), (4, 4982601), (6, 3321734), (12, 1660867), (13, 1533108), (26, 766554), (39, 511036), (52, 383277), (78, 255518), (156, 127759), (251, 79404), (502, 39702), (509, 39156), (753, 26468), (1004, 19851), (1018, 19578), (1506, 13234), (1527, 13052), (2036, 9789), (3012, 6617), (3054, 6526), (3263, 6108)]