19215676089

素因数分解:

$3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{206827}}^1$

素因数の和:206907

約数の個数: 40

約数和(自身を含む): 30431844608

約数和(自身を除く): 11216168519

約数列:

[1, 3, 9, 27, 31, 37, 81, 93, 111, 279, 333, 837, 999, 1147, 2511, 2997, 3441, 10323, 30969, 92907, 206827, 620481, 1861443, 5584329, 6411637, 7652599, 16752987, 19234911, 22957797, 57704733, 68873391, 173114199, 206620173, 237230569, 519342597, 619860519, 711691707, 2135075121, 6405225363, 19215676089]

約数ペア:

[(1, 19215676089), (3, 6405225363), (9, 2135075121), (27, 711691707), (31, 619860519), (37, 519342597), (81, 237230569), (93, 206620173), (111, 173114199), (279, 68873391), (333, 57704733), (837, 22957797), (999, 19234911), (1147, 16752987), (2511, 7652599), (2997, 6411637), (3441, 5584329), (10323, 1861443), (30969, 620481), (92907, 206827)]