18374894356

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{21787}}^1$

素因数の和:22149

約数の個数: 72

約数和(自身を含む): 40406978976

約数和(自身を除く): 22032084620

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 331, 364, 637, 662, 1274, 1324, 2317, 2548, 4303, 4634, 8606, 9268, 16219, 17212, 21787, 30121, 32438, 43574, 60242, 64876, 87148, 120484, 152509, 210847, 283231, 305018, 421694, 566462, 610036, 843388, 1067563, 1132924, 1982617, 2135126, 3965234, 4270252, 7211497, 7930468, 13878319, 14422994, 27756638, 28845988, 50480479, 55513276, 93749461, 100960958, 187498922, 201921916, 353363353, 374997844, 656246227, 706726706, 1312492454, 1413453412, 2624984908, 4593723589, 9187447178, 18374894356]

約数ペア:

[(1, 18374894356), (2, 9187447178), (4, 4593723589), (7, 2624984908), (13, 1413453412), (14, 1312492454), (26, 706726706), (28, 656246227), (49, 374997844), (52, 353363353), (91, 201921916), (98, 187498922), (182, 100960958), (196, 93749461), (331, 55513276), (364, 50480479), (637, 28845988), (662, 27756638), (1274, 14422994), (1324, 13878319), (2317, 7930468), (2548, 7211497), (4303, 4270252), (4634, 3965234), (8606, 2135126), (9268, 1982617), (16219, 1132924), (17212, 1067563), (21787, 843388), (30121, 610036), (32438, 566462), (43574, 421694), (60242, 305018), (64876, 283231), (87148, 210847), (120484, 152509)]