219020828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7151}}^1$

素因数の和:7218

約数の個数: 48

約数和(自身を含む): 448573440

約数和(自身を除く): 229552612

約数列:

[1, 2, 4, 13, 19, 26, 31, 38, 52, 62, 76, 124, 247, 403, 494, 589, 806, 988, 1178, 1612, 2356, 7151, 7657, 14302, 15314, 28604, 30628, 92963, 135869, 185926, 221681, 271738, 371852, 443362, 543476, 886724, 1766297, 2881853, 3532594, 4211939, 5763706, 7065188, 8423878, 11527412, 16847756, 54755207, 109510414, 219020828]

約数ペア:

[(1, 219020828), (2, 109510414), (4, 54755207), (13, 16847756), (19, 11527412), (26, 8423878), (31, 7065188), (38, 5763706), (52, 4211939), (62, 3532594), (76, 2881853), (124, 1766297), (247, 886724), (403, 543476), (494, 443362), (589, 371852), (806, 271738), (988, 221681), (1178, 185926), (1612, 135869), (2356, 92963), (7151, 30628), (7657, 28604), (14302, 15314)]