18698367078

素因数分解:

$2^1\times 3^4\times {\mathrm{43}}^1\times {\mathrm{2684233}}^1$

素因数の和:2684290

約数の個数: 40

約数和(自身を含む): 42872585448

約数和(自身を除く): 24174218370

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 81, 86, 129, 162, 258, 387, 774, 1161, 2322, 3483, 6966, 2684233, 5368466, 8052699, 16105398, 24158097, 48316194, 72474291, 115422019, 144948582, 217422873, 230844038, 346266057, 434845746, 692532114, 1038798171, 2077596342, 3116394513, 6232789026, 9349183539, 18698367078]

約数ペア:

[(1, 18698367078), (2, 9349183539), (3, 6232789026), (6, 3116394513), (9, 2077596342), (18, 1038798171), (27, 692532114), (43, 434845746), (54, 346266057), (81, 230844038), (86, 217422873), (129, 144948582), (162, 115422019), (258, 72474291), (387, 48316194), (774, 24158097), (1161, 16105398), (2322, 8052699), (3483, 5368466), (6966, 2684233)]