1937983996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1\times {\mathrm{643}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 3692052000

約数和(自身を除く): 1754068004

約数列:

[1, 2, 4, 13, 26, 52, 149, 298, 389, 596, 643, 778, 1286, 1556, 1937, 2572, 3874, 5057, 7748, 8359, 10114, 16718, 20228, 33436, 57961, 95807, 115922, 191614, 231844, 250127, 383228, 500254, 753493, 1000508, 1245491, 1506986, 2490982, 3013972, 3251651, 4981964, 6503302, 13006604, 37268923, 74537846, 149075692, 484495999, 968991998, 1937983996]

約数ペア:

[(1, 1937983996), (2, 968991998), (4, 484495999), (13, 149075692), (26, 74537846), (52, 37268923), (149, 13006604), (298, 6503302), (389, 4981964), (596, 3251651), (643, 3013972), (778, 2490982), (1286, 1506986), (1556, 1245491), (1937, 1000508), (2572, 753493), (3874, 500254), (5057, 383228), (7748, 250127), (8359, 231844), (10114, 191614), (16718, 115922), (20228, 95807), (33436, 57961)]