18931770408

素因数分解:

$2^3\times 3^1\times {\mathrm{1237}}^1\times {\mathrm{637691}}^1$

素因数の和:638937

約数の個数: 32

約数和(自身を含む): 47367761760

約数和(自身を除く): 28435991352

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 1237, 2474, 3711, 4948, 7422, 9896, 14844, 29688, 637691, 1275382, 1913073, 2550764, 3826146, 5101528, 7652292, 15304584, 788823767, 1577647534, 2366471301, 3155295068, 4732942602, 6310590136, 9465885204, 18931770408]

約数ペア:

[(1, 18931770408), (2, 9465885204), (3, 6310590136), (4, 4732942602), (6, 3155295068), (8, 2366471301), (12, 1577647534), (24, 788823767), (1237, 15304584), (2474, 7652292), (3711, 5101528), (4948, 3826146), (7422, 2550764), (9896, 1913073), (14844, 1275382), (29688, 637691)]