1999174016

素因数分解:

$2^7\times 7^1\times {\mathrm{751}}^1\times {\mathrm{2971}}^1$

素因数の和:3743

約数の個数: 64

約数和(自身を含む): 4559285760

約数和(自身を除く): 2560111744

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 751, 896, 1502, 2971, 3004, 5257, 5942, 6008, 10514, 11884, 12016, 20797, 21028, 23768, 24032, 41594, 42056, 47536, 48064, 83188, 84112, 95072, 96128, 166376, 168224, 190144, 332752, 336448, 380288, 665504, 672896, 1331008, 2231221, 2662016, 4462442, 8924884, 15618547, 17849768, 31237094, 35699536, 62474188, 71399072, 124948376, 142798144, 249896752, 285596288, 499793504, 999587008, 1999174016]

約数ペア:

[(1, 1999174016), (2, 999587008), (4, 499793504), (7, 285596288), (8, 249896752), (14, 142798144), (16, 124948376), (28, 71399072), (32, 62474188), (56, 35699536), (64, 31237094), (112, 17849768), (128, 15618547), (224, 8924884), (448, 4462442), (751, 2662016), (896, 2231221), (1502, 1331008), (2971, 672896), (3004, 665504), (5257, 380288), (5942, 336448), (6008, 332752), (10514, 190144), (11884, 168224), (12016, 166376), (20797, 96128), (21028, 95072), (23768, 84112), (24032, 83188), (41594, 48064), (42056, 47536)]