18816954

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{12697}}^1$

素因数の和:12734

約数の個数: 32

約数和(自身を含む): 42665280

約数和(自身を除く): 23848326

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 12697, 25394, 38091, 76182, 165061, 241243, 330122, 482486, 495183, 723729, 990366, 1447458, 3136159, 6272318, 9408477, 18816954]

約数ペア:

[(1, 18816954), (2, 9408477), (3, 6272318), (6, 3136159), (13, 1447458), (19, 990366), (26, 723729), (38, 495183), (39, 482486), (57, 330122), (78, 241243), (114, 165061), (247, 76182), (494, 38091), (741, 25394), (1482, 12697)]