518194638

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{38851}}^1$

素因数の和:38894

約数の個数: 64

約数和(自身を含む): 1305427200

約数和(自身を除く): 787232562

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 26, 27, 38, 39, 54, 57, 78, 114, 117, 171, 234, 247, 342, 351, 494, 513, 702, 741, 1026, 1482, 2223, 4446, 6669, 13338, 38851, 77702, 116553, 233106, 349659, 505063, 699318, 738169, 1010126, 1048977, 1476338, 1515189, 2097954, 2214507, 3030378, 4429014, 4545567, 6643521, 9091134, 9596197, 13287042, 13636701, 19192394, 19930563, 27273402, 28788591, 39861126, 57577182, 86365773, 172731546, 259097319, 518194638]

約数ペア:

[(1, 518194638), (2, 259097319), (3, 172731546), (6, 86365773), (9, 57577182), (13, 39861126), (18, 28788591), (19, 27273402), (26, 19930563), (27, 19192394), (38, 13636701), (39, 13287042), (54, 9596197), (57, 9091134), (78, 6643521), (114, 4545567), (117, 4429014), (171, 3030378), (234, 2214507), (247, 2097954), (342, 1515189), (351, 1476338), (494, 1048977), (513, 1010126), (702, 738169), (741, 699318), (1026, 505063), (1482, 349659), (2223, 233106), (4446, 116553), (6669, 77702), (13338, 38851)]