380020878

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{681041}}^1$

素因数の和:681080

約数の個数: 24

約数和(自身を含む): 849940416

約数和(自身を除く): 469919538

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 681041, 1362082, 2043123, 4086246, 6129369, 12258738, 21112271, 42224542, 63336813, 126673626, 190010439, 380020878]

約数ペア:

[(1, 380020878), (2, 190010439), (3, 126673626), (6, 63336813), (9, 42224542), (18, 21112271), (31, 12258738), (62, 6129369), (93, 4086246), (186, 2043123), (279, 1362082), (558, 681041)]