20161383894

素因数分解:

$2^1\times 3^5\times {\mathrm{1889}}^1\times {\mathrm{21961}}^1$

素因数の和:23867

約数の個数: 48

約数和(自身を含む): 45326932560

約数和(自身を除く): 25165548666

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 1889, 3778, 5667, 11334, 17001, 21961, 34002, 43922, 51003, 65883, 102006, 131766, 153009, 197649, 306018, 395298, 459027, 592947, 918054, 1185894, 1778841, 3557682, 5336523, 10673046, 41484329, 82968658, 124452987, 248905974, 373358961, 746717922, 1120076883, 2240153766, 3360230649, 6720461298, 10080691947, 20161383894]

約数ペア:

[(1, 20161383894), (2, 10080691947), (3, 6720461298), (6, 3360230649), (9, 2240153766), (18, 1120076883), (27, 746717922), (54, 373358961), (81, 248905974), (162, 124452987), (243, 82968658), (486, 41484329), (1889, 10673046), (3778, 5336523), (5667, 3557682), (11334, 1778841), (17001, 1185894), (21961, 918054), (34002, 592947), (43922, 459027), (51003, 395298), (65883, 306018), (102006, 197649), (131766, 153009)]