19874304

素因数分解:

$2^9\times 3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1$

素因数の和:270

約数の個数: 120

約数和(自身を含む): 60643440

約数和(自身を除く): 40769136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 72, 76, 96, 114, 128, 144, 152, 171, 192, 227, 228, 256, 288, 304, 342, 384, 454, 456, 512, 576, 608, 681, 684, 768, 908, 912, 1152, 1216, 1362, 1368, 1536, 1816, 1824, 2043, 2304, 2432, 2724, 2736, 3632, 3648, 4086, 4313, 4608, 4864, 5448, 5472, 7264, 7296, 8172, 8626, 9728, 10896, 10944, 12939, 14528, 14592, 16344, 17252, 21792, 21888, 25878, 29056, 29184, 32688, 34504, 38817, 43584, 43776, 51756, 58112, 65376, 69008, 77634, 87168, 87552, 103512, 116224, 130752, 138016, 155268, 174336, 207024, 261504, 276032, 310536, 348672, 414048, 523008, 552064, 621072, 828096, 1046016, 1104128, 1242144, 1656192, 2208256, 2484288, 3312384, 4968576, 6624768, 9937152, 19874304]

約数ペア:

[(1, 19874304), (2, 9937152), (3, 6624768), (4, 4968576), (6, 3312384), (8, 2484288), (9, 2208256), (12, 1656192), (16, 1242144), (18, 1104128), (19, 1046016), (24, 828096), (32, 621072), (36, 552064), (38, 523008), (48, 414048), (57, 348672), (64, 310536), (72, 276032), (76, 261504), (96, 207024), (114, 174336), (128, 155268), (144, 138016), (152, 130752), (171, 116224), (192, 103512), (227, 87552), (228, 87168), (256, 77634), (288, 69008), (304, 65376), (342, 58112), (384, 51756), (454, 43776), (456, 43584), (512, 38817), (576, 34504), (608, 32688), (681, 29184), (684, 29056), (768, 25878), (908, 21888), (912, 21792), (1152, 17252), (1216, 16344), (1362, 14592), (1368, 14528), (1536, 12939), (1816, 10944), (1824, 10896), (2043, 9728), (2304, 8626), (2432, 8172), (2724, 7296), (2736, 7264), (3632, 5472), (3648, 5448), (4086, 4864), (4313, 4608)]