18895091982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^3\times {\mathrm{41}}^1\times {\mathrm{34961}}^1$

素因数の和:35046

約数の個数: 64

約数和(自身を含む): 41937618240

約数和(自身を除く): 23042526258

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 169, 246, 338, 507, 533, 1014, 1066, 1599, 2197, 3198, 4394, 6591, 6929, 13182, 13858, 20787, 34961, 41574, 69922, 90077, 104883, 180154, 209766, 270231, 454493, 540462, 908986, 1363479, 1433401, 2726958, 2866802, 4300203, 5908409, 8600406, 11816818, 17725227, 18634213, 35450454, 37268426, 55902639, 76809317, 111805278, 153618634, 230427951, 242244769, 460855902, 484489538, 726734307, 1453468614, 3149181997, 6298363994, 9447545991, 18895091982]

約数ペア:

[(1, 18895091982), (2, 9447545991), (3, 6298363994), (6, 3149181997), (13, 1453468614), (26, 726734307), (39, 484489538), (41, 460855902), (78, 242244769), (82, 230427951), (123, 153618634), (169, 111805278), (246, 76809317), (338, 55902639), (507, 37268426), (533, 35450454), (1014, 18634213), (1066, 17725227), (1599, 11816818), (2197, 8600406), (3198, 5908409), (4394, 4300203), (6591, 2866802), (6929, 2726958), (13182, 1433401), (13858, 1363479), (20787, 908986), (34961, 540462), (41574, 454493), (69922, 270231), (90077, 209766), (104883, 180154)]