19071104

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1$

素因数の和:257

約数の個数: 64

約数和(自身を含む): 41740440

約数和(自身を除く): 22669336

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 157, 208, 292, 314, 416, 584, 628, 832, 949, 1168, 1256, 1664, 1898, 2041, 2336, 2512, 3796, 4082, 4672, 5024, 7592, 8164, 9344, 10048, 11461, 15184, 16328, 20096, 22922, 30368, 32656, 45844, 60736, 65312, 91688, 121472, 130624, 148993, 183376, 261248, 297986, 366752, 595972, 733504, 1191944, 1467008, 2383888, 4767776, 9535552, 19071104]

約数ペア:

[(1, 19071104), (2, 9535552), (4, 4767776), (8, 2383888), (13, 1467008), (16, 1191944), (26, 733504), (32, 595972), (52, 366752), (64, 297986), (73, 261248), (104, 183376), (128, 148993), (146, 130624), (157, 121472), (208, 91688), (292, 65312), (314, 60736), (416, 45844), (584, 32656), (628, 30368), (832, 22922), (949, 20096), (1168, 16328), (1256, 15184), (1664, 11461), (1898, 10048), (2041, 9344), (2336, 8164), (2512, 7592), (3796, 5024), (4082, 4672)]