23871536

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 80

約数和(自身を含む): 54309024

約数和(自身を除く): 30437488

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 43, 52, 68, 86, 104, 136, 157, 172, 208, 221, 272, 314, 344, 442, 559, 628, 688, 731, 884, 1118, 1256, 1462, 1768, 2041, 2236, 2512, 2669, 2924, 3536, 4082, 4472, 5338, 5848, 6751, 8164, 8944, 9503, 10676, 11696, 13502, 16328, 19006, 21352, 27004, 32656, 34697, 38012, 42704, 54008, 69394, 76024, 87763, 108016, 114767, 138788, 152048, 175526, 229534, 277576, 351052, 459068, 555152, 702104, 918136, 1404208, 1491971, 1836272, 2983942, 5967884, 11935768, 23871536]

約数ペア:

[(1, 23871536), (2, 11935768), (4, 5967884), (8, 2983942), (13, 1836272), (16, 1491971), (17, 1404208), (26, 918136), (34, 702104), (43, 555152), (52, 459068), (68, 351052), (86, 277576), (104, 229534), (136, 175526), (157, 152048), (172, 138788), (208, 114767), (221, 108016), (272, 87763), (314, 76024), (344, 69394), (442, 54008), (559, 42704), (628, 38012), (688, 34697), (731, 32656), (884, 27004), (1118, 21352), (1256, 19006), (1462, 16328), (1768, 13502), (2041, 11696), (2236, 10676), (2512, 9503), (2669, 8944), (2924, 8164), (3536, 6751), (4082, 5848), (4472, 5338)]