17891456

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 64

約数和(自身を含む): 39584160

約数和(自身を除く): 21692704

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 97, 128, 131, 176, 194, 262, 352, 388, 524, 704, 776, 1048, 1067, 1408, 1441, 1552, 2096, 2134, 2882, 3104, 4192, 4268, 5764, 6208, 8384, 8536, 11528, 12416, 12707, 16768, 17072, 23056, 25414, 34144, 46112, 50828, 68288, 92224, 101656, 136576, 139777, 184448, 203312, 279554, 406624, 559108, 813248, 1118216, 1626496, 2236432, 4472864, 8945728, 17891456]

約数ペア:

[(1, 17891456), (2, 8945728), (4, 4472864), (8, 2236432), (11, 1626496), (16, 1118216), (22, 813248), (32, 559108), (44, 406624), (64, 279554), (88, 203312), (97, 184448), (128, 139777), (131, 136576), (176, 101656), (194, 92224), (262, 68288), (352, 50828), (388, 46112), (524, 34144), (704, 25414), (776, 23056), (1048, 17072), (1067, 16768), (1408, 12707), (1441, 12416), (1552, 11528), (2096, 8536), (2134, 8384), (2882, 6208), (3104, 5764), (4192, 4268)]