318117722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{20773}}^1$

素因数の和:20838

約数の個数: 32

約数和(自身を含む): 558405120

約数和(自身を除く): 240287398

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 7657, 15314, 20773, 41546, 270049, 394687, 540098, 643963, 789374, 1287926, 5130931, 8371519, 10261862, 12235297, 16743038, 24470594, 159058861, 318117722]

約数ペア:

[(1, 318117722), (2, 159058861), (13, 24470594), (19, 16743038), (26, 12235297), (31, 10261862), (38, 8371519), (62, 5130931), (247, 1287926), (403, 789374), (494, 643963), (589, 540098), (806, 394687), (1178, 270049), (7657, 41546), (15314, 20773)]