11578144

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:305

約数の個数: 48

約数和(自身を含む): 24343200

約数和(自身を除く): 12765056

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 137, 139, 152, 274, 278, 304, 548, 556, 608, 1096, 1112, 2192, 2224, 2603, 2641, 4384, 4448, 5206, 5282, 10412, 10564, 19043, 20824, 21128, 38086, 41648, 42256, 76172, 83296, 84512, 152344, 304688, 361817, 609376, 723634, 1447268, 2894536, 5789072, 11578144]

約数ペア:

[(1, 11578144), (2, 5789072), (4, 2894536), (8, 1447268), (16, 723634), (19, 609376), (32, 361817), (38, 304688), (76, 152344), (137, 84512), (139, 83296), (152, 76172), (274, 42256), (278, 41648), (304, 38086), (548, 21128), (556, 20824), (608, 19043), (1096, 10564), (1112, 10412), (2192, 5282), (2224, 5206), (2603, 4448), (2641, 4384)]