18320208543

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3195571}}^1$

素因数の和:3195604

約数の個数: 36

約数和(自身を含む): 33150863928

約数和(自身を除く): 14830655385

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 5733, 3195571, 9586713, 22368997, 28760139, 41542423, 67106991, 124627269, 156582979, 201320973, 290796961, 373881807, 469748937, 872390883, 1409246811, 2035578727, 2617172649, 6106736181, 18320208543]

約数ペア:

[(1, 18320208543), (3, 6106736181), (7, 2617172649), (9, 2035578727), (13, 1409246811), (21, 872390883), (39, 469748937), (49, 373881807), (63, 290796961), (91, 201320973), (117, 156582979), (147, 124627269), (273, 67106991), (441, 41542423), (637, 28760139), (819, 22368997), (1911, 9586713), (5733, 3195571)]