2154687628

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{464773}}^1$

素因数の和:464857

約数の個数: 24

約数和(自身を含む): 4034238320

約数和(自身を除く): 1879550692

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 244, 1159, 2318, 4636, 464773, 929546, 1859092, 8830687, 17661374, 28351153, 35322748, 56702306, 113404612, 538671907, 1077343814, 2154687628]

約数ペア:

[(1, 2154687628), (2, 1077343814), (4, 538671907), (19, 113404612), (38, 56702306), (61, 35322748), (76, 28351153), (122, 17661374), (244, 8830687), (1159, 1859092), (2318, 929546), (4636, 464773)]