18640368

素因数分解:

$2^4\times 3^4\times {\mathrm{19}}^1\times {\mathrm{757}}^1$

素因数の和:796

約数の個数: 100

約数和(自身を含む): 56865160

約数和(自身を除く): 38224792

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 36, 38, 48, 54, 57, 72, 76, 81, 108, 114, 144, 152, 162, 171, 216, 228, 304, 324, 342, 432, 456, 513, 648, 684, 757, 912, 1026, 1296, 1368, 1514, 1539, 2052, 2271, 2736, 3028, 3078, 4104, 4542, 6056, 6156, 6813, 8208, 9084, 12112, 12312, 13626, 14383, 18168, 20439, 24624, 27252, 28766, 36336, 40878, 43149, 54504, 57532, 61317, 81756, 86298, 109008, 115064, 122634, 129447, 163512, 172596, 230128, 245268, 258894, 327024, 345192, 388341, 490536, 517788, 690384, 776682, 981072, 1035576, 1165023, 1553364, 2071152, 2330046, 3106728, 4660092, 6213456, 9320184, 18640368]

約数ペア:

[(1, 18640368), (2, 9320184), (3, 6213456), (4, 4660092), (6, 3106728), (8, 2330046), (9, 2071152), (12, 1553364), (16, 1165023), (18, 1035576), (19, 981072), (24, 776682), (27, 690384), (36, 517788), (38, 490536), (48, 388341), (54, 345192), (57, 327024), (72, 258894), (76, 245268), (81, 230128), (108, 172596), (114, 163512), (144, 129447), (152, 122634), (162, 115064), (171, 109008), (216, 86298), (228, 81756), (304, 61317), (324, 57532), (342, 54504), (432, 43149), (456, 40878), (513, 36336), (648, 28766), (684, 27252), (757, 24624), (912, 20439), (1026, 18168), (1296, 14383), (1368, 13626), (1514, 12312), (1539, 12112), (2052, 9084), (2271, 8208), (2736, 6813), (3028, 6156), (3078, 6056), (4104, 4542)]