18516372

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{1609}}^1$

素因数の和:1760

約数の個数: 48

約数和(自身を含む): 49768320

約数和(自身を除く): 31251948

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1609, 1644, 1918, 2877, 3218, 3836, 4827, 5754, 6436, 9654, 11263, 11508, 19308, 22526, 33789, 45052, 67578, 135156, 220433, 440866, 661299, 881732, 1322598, 1543031, 2645196, 3086062, 4629093, 6172124, 9258186, 18516372]

約数ペア:

[(1, 18516372), (2, 9258186), (3, 6172124), (4, 4629093), (6, 3086062), (7, 2645196), (12, 1543031), (14, 1322598), (21, 881732), (28, 661299), (42, 440866), (84, 220433), (137, 135156), (274, 67578), (411, 45052), (548, 33789), (822, 22526), (959, 19308), (1609, 11508), (1644, 11263), (1918, 9654), (2877, 6436), (3218, 5754), (3836, 4827)]