202977988

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{43783}}^1$

素因数の和:43867

約数の個数: 24

約数和(自身を含む): 380045120

約数和(自身を除く): 177067132

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 43783, 87566, 175132, 831877, 1663754, 2670763, 3327508, 5341526, 10683052, 50744497, 101488994, 202977988]

約数ペア:

[(1, 202977988), (2, 101488994), (4, 50744497), (19, 10683052), (38, 5341526), (61, 3327508), (76, 2670763), (122, 1663754), (244, 831877), (1159, 175132), (2318, 87566), (4636, 43783)]