18126208

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{131}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 38776320

約数和(自身を除く): 20650112

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 47, 64, 92, 94, 128, 131, 184, 188, 262, 368, 376, 524, 736, 752, 1048, 1081, 1472, 1504, 2096, 2162, 2944, 3008, 3013, 4192, 4324, 6016, 6026, 6157, 8384, 8648, 12052, 12314, 16768, 17296, 24104, 24628, 34592, 48208, 49256, 69184, 96416, 98512, 138368, 141611, 192832, 197024, 283222, 385664, 394048, 566444, 788096, 1132888, 2265776, 4531552, 9063104, 18126208]

約数ペア:

[(1, 18126208), (2, 9063104), (4, 4531552), (8, 2265776), (16, 1132888), (23, 788096), (32, 566444), (46, 394048), (47, 385664), (64, 283222), (92, 197024), (94, 192832), (128, 141611), (131, 138368), (184, 98512), (188, 96416), (262, 69184), (368, 49256), (376, 48208), (524, 34592), (736, 24628), (752, 24104), (1048, 17296), (1081, 16768), (1472, 12314), (1504, 12052), (2096, 8648), (2162, 8384), (2944, 6157), (3008, 6026), (3013, 6016), (4192, 4324)]