20165177344

素因数分解:

$2^{12}\times {\mathrm{13}}^2\times {\mathrm{29131}}^1$

素因数の和:29181

約数の個数: 78

約数和(自身を含む): 43667498796

約数和(自身を除く): 23502321452

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 512, 676, 832, 1024, 1352, 1664, 2048, 2704, 3328, 4096, 5408, 6656, 10816, 13312, 21632, 26624, 29131, 43264, 53248, 58262, 86528, 116524, 173056, 233048, 346112, 378703, 466096, 692224, 757406, 932192, 1514812, 1864384, 3029624, 3728768, 4923139, 6059248, 7457536, 9846278, 12118496, 14915072, 19692556, 24236992, 29830144, 39385112, 48473984, 59660288, 78770224, 96947968, 119320576, 157540448, 193895936, 315080896, 387791872, 630161792, 775583744, 1260323584, 1551167488, 2520647168, 5041294336, 10082588672, 20165177344]

約数ペア:

[(1, 20165177344), (2, 10082588672), (4, 5041294336), (8, 2520647168), (13, 1551167488), (16, 1260323584), (26, 775583744), (32, 630161792), (52, 387791872), (64, 315080896), (104, 193895936), (128, 157540448), (169, 119320576), (208, 96947968), (256, 78770224), (338, 59660288), (416, 48473984), (512, 39385112), (676, 29830144), (832, 24236992), (1024, 19692556), (1352, 14915072), (1664, 12118496), (2048, 9846278), (2704, 7457536), (3328, 6059248), (4096, 4923139), (5408, 3728768), (6656, 3029624), (10816, 1864384), (13312, 1514812), (21632, 932192), (26624, 757406), (29131, 692224), (43264, 466096), (53248, 378703), (58262, 346112), (86528, 233048), (116524, 173056)]