1811487232

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{1871}}^1$

素因数の和:1981

約数の個数: 80

約数和(自身を含む): 3799471104

約数和(自身を除く): 1987983872

約数列:

[1, 2, 4, 8, 16, 31, 32, 61, 62, 64, 122, 124, 128, 244, 248, 256, 488, 496, 512, 976, 992, 1871, 1891, 1952, 1984, 3742, 3782, 3904, 3968, 7484, 7564, 7808, 7936, 14968, 15128, 15616, 15872, 29936, 30256, 31232, 58001, 59872, 60512, 114131, 116002, 119744, 121024, 228262, 232004, 239488, 242048, 456524, 464008, 478976, 484096, 913048, 928016, 957952, 968192, 1826096, 1856032, 3538061, 3652192, 3712064, 7076122, 7304384, 7424128, 14152244, 14608768, 14848256, 28304488, 29217536, 29696512, 56608976, 58435072, 113217952, 226435904, 452871808, 905743616, 1811487232]

約数ペア:

[(1, 1811487232), (2, 905743616), (4, 452871808), (8, 226435904), (16, 113217952), (31, 58435072), (32, 56608976), (61, 29696512), (62, 29217536), (64, 28304488), (122, 14848256), (124, 14608768), (128, 14152244), (244, 7424128), (248, 7304384), (256, 7076122), (488, 3712064), (496, 3652192), (512, 3538061), (976, 1856032), (992, 1826096), (1871, 968192), (1891, 957952), (1952, 928016), (1984, 913048), (3742, 484096), (3782, 478976), (3904, 464008), (3968, 456524), (7484, 242048), (7564, 239488), (7808, 232004), (7936, 228262), (14968, 121024), (15128, 119744), (15616, 116002), (15872, 114131), (29936, 60512), (30256, 59872), (31232, 58001)]