19481504

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{2999}}^1$

素因数の和:3045

約数の個数: 48

約数和(自身を含む): 45360000

約数和(自身を除く): 25878496

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 2999, 3248, 5998, 6496, 11996, 20993, 23992, 41986, 47984, 83972, 86971, 95968, 167944, 173942, 335888, 347884, 608797, 671776, 695768, 1217594, 1391536, 2435188, 2783072, 4870376, 9740752, 19481504]

約数ペア:

[(1, 19481504), (2, 9740752), (4, 4870376), (7, 2783072), (8, 2435188), (14, 1391536), (16, 1217594), (28, 695768), (29, 671776), (32, 608797), (56, 347884), (58, 335888), (112, 173942), (116, 167944), (203, 95968), (224, 86971), (232, 83972), (406, 47984), (464, 41986), (812, 23992), (928, 20993), (1624, 11996), (2999, 6496), (3248, 5998)]