19132205

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:197

約数の個数: 32

約数和(自身を含む): 25318656

約数和(自身を除く): 6186451

約数列:

[1, 5, 23, 43, 53, 73, 115, 215, 265, 365, 989, 1219, 1679, 2279, 3139, 3869, 4945, 6095, 8395, 11395, 15695, 19345, 52417, 72197, 88987, 166367, 262085, 360985, 444935, 831835, 3826441, 19132205]

約数ペア:

[(1, 19132205), (5, 3826441), (23, 831835), (43, 444935), (53, 360985), (73, 262085), (115, 166367), (215, 88987), (265, 72197), (365, 52417), (989, 19345), (1219, 15695), (1679, 11395), (2279, 8395), (3139, 6095), (3869, 4945)]