19998906

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5659}}^1$

素因数の和:5714

約数の個数: 32

約数和(自身を含む): 43468800

約数和(自身を除く): 23469894

約数列:

[1, 2, 3, 6, 19, 31, 38, 57, 62, 93, 114, 186, 589, 1178, 1767, 3534, 5659, 11318, 16977, 33954, 107521, 175429, 215042, 322563, 350858, 526287, 645126, 1052574, 3333151, 6666302, 9999453, 19998906]

約数ペア:

[(1, 19998906), (2, 9999453), (3, 6666302), (6, 3333151), (19, 1052574), (31, 645126), (38, 526287), (57, 350858), (62, 322563), (93, 215042), (114, 175429), (186, 107521), (589, 33954), (1178, 16977), (1767, 11318), (3534, 5659)]