19527808

素因数分解:

$2^7\times {\mathrm{41}}^1\times {\mathrm{61}}^2$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 40515930

約数和(自身を除く): 20988122

約数列:

[1, 2, 4, 8, 16, 32, 41, 61, 64, 82, 122, 128, 164, 244, 328, 488, 656, 976, 1312, 1952, 2501, 2624, 3721, 3904, 5002, 5248, 7442, 7808, 10004, 14884, 20008, 29768, 40016, 59536, 80032, 119072, 152561, 160064, 238144, 305122, 320128, 476288, 610244, 1220488, 2440976, 4881952, 9763904, 19527808]

約数ペア:

[(1, 19527808), (2, 9763904), (4, 4881952), (8, 2440976), (16, 1220488), (32, 610244), (41, 476288), (61, 320128), (64, 305122), (82, 238144), (122, 160064), (128, 152561), (164, 119072), (244, 80032), (328, 59536), (488, 40016), (656, 29768), (976, 20008), (1312, 14884), (1952, 10004), (2501, 7808), (2624, 7442), (3721, 5248), (3904, 5002)]