19767982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{2297}}^1$

素因数の和:2643

約数の個数: 16

約数和(自身を含む): 32043312

約数和(自身を除く): 12275330

約数列:

[1, 2, 13, 26, 331, 662, 2297, 4303, 4594, 8606, 29861, 59722, 760307, 1520614, 9883991, 19767982]

約数ペア:

[(1, 19767982), (2, 9883991), (13, 1520614), (26, 760307), (331, 59722), (662, 29861), (2297, 8606), (4303, 4594)]