20583688

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{709}}^1$

素因数の和:925

約数の個数: 32

約数和(自身を含む): 40896000

約数和(自身を除く): 20312312

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 191, 382, 709, 764, 1418, 1528, 2836, 3629, 5672, 7258, 13471, 14516, 26942, 29032, 53884, 107768, 135419, 270838, 541676, 1083352, 2572961, 5145922, 10291844, 20583688]

約数ペア:

[(1, 20583688), (2, 10291844), (4, 5145922), (8, 2572961), (19, 1083352), (38, 541676), (76, 270838), (152, 135419), (191, 107768), (382, 53884), (709, 29032), (764, 26942), (1418, 14516), (1528, 13471), (2836, 7258), (3629, 5672)]