2091908

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{821}}^1$

素因数の和:852

約数の個数: 36

約数和(自身を含む): 4591692

約数和(自身を除く): 2499784

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 821, 1274, 1642, 2548, 3284, 5747, 10673, 11494, 21346, 22988, 40229, 42692, 74711, 80458, 149422, 160916, 298844, 522977, 1045954, 2091908]

約数ペア:

[(1, 2091908), (2, 1045954), (4, 522977), (7, 298844), (13, 160916), (14, 149422), (26, 80458), (28, 74711), (49, 42692), (52, 40229), (91, 22988), (98, 21346), (182, 11494), (196, 10673), (364, 5747), (637, 3284), (821, 2548), (1274, 1642)]