20199931930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5166223}}^1$

素因数の和:5166270

約数の個数: 32

約数和(自身を含む): 40172557824

約数和(自身を除く): 19972625894

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3910, 5166223, 10332446, 25831115, 51662230, 87825791, 118823129, 175651582, 237646258, 439128955, 594115645, 878257910, 1188231290, 2019993193, 4039986386, 10099965965, 20199931930]

約数ペア:

[(1, 20199931930), (2, 10099965965), (5, 4039986386), (10, 2019993193), (17, 1188231290), (23, 878257910), (34, 594115645), (46, 439128955), (85, 237646258), (115, 175651582), (170, 118823129), (230, 87825791), (391, 51662230), (782, 25831115), (1955, 10332446), (3910, 5166223)]