18837184

素因数分解:

$2^6\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{191}}^1$

素因数の和:293

約数の個数: 56

約数和(自身を含む): 39794688

約数和(自身を除く): 20957504

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 67, 92, 134, 184, 191, 268, 368, 382, 536, 736, 764, 1072, 1472, 1528, 1541, 2144, 3056, 3082, 4288, 4393, 6112, 6164, 8786, 12224, 12328, 12797, 17572, 24656, 25594, 35144, 49312, 51188, 70288, 98624, 102376, 140576, 204752, 281152, 294331, 409504, 588662, 819008, 1177324, 2354648, 4709296, 9418592, 18837184]

約数ペア:

[(1, 18837184), (2, 9418592), (4, 4709296), (8, 2354648), (16, 1177324), (23, 819008), (32, 588662), (46, 409504), (64, 294331), (67, 281152), (92, 204752), (134, 140576), (184, 102376), (191, 98624), (268, 70288), (368, 51188), (382, 49312), (536, 35144), (736, 25594), (764, 24656), (1072, 17572), (1472, 12797), (1528, 12328), (1541, 12224), (2144, 8786), (3056, 6164), (3082, 6112), (4288, 4393)]