18847536

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:270

約数の個数: 80

約数和(自身を含む): 51017568

約数和(自身を除く): 32170032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 61, 82, 122, 123, 157, 164, 183, 244, 246, 314, 328, 366, 471, 488, 492, 628, 656, 732, 942, 976, 984, 1256, 1464, 1884, 1968, 2501, 2512, 2928, 3768, 5002, 6437, 7503, 7536, 9577, 10004, 12874, 15006, 19154, 19311, 20008, 25748, 28731, 30012, 38308, 38622, 40016, 51496, 57462, 60024, 76616, 77244, 102992, 114924, 120048, 153232, 154488, 229848, 308976, 392657, 459696, 785314, 1177971, 1570628, 2355942, 3141256, 4711884, 6282512, 9423768, 18847536]

約数ペア:

[(1, 18847536), (2, 9423768), (3, 6282512), (4, 4711884), (6, 3141256), (8, 2355942), (12, 1570628), (16, 1177971), (24, 785314), (41, 459696), (48, 392657), (61, 308976), (82, 229848), (122, 154488), (123, 153232), (157, 120048), (164, 114924), (183, 102992), (244, 77244), (246, 76616), (314, 60024), (328, 57462), (366, 51496), (471, 40016), (488, 38622), (492, 38308), (628, 30012), (656, 28731), (732, 25748), (942, 20008), (976, 19311), (984, 19154), (1256, 15006), (1464, 12874), (1884, 10004), (1968, 9577), (2501, 7536), (2512, 7503), (2928, 6437), (3768, 5002)]