19615456

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1307}}^1$

素因数の和:1391

約数の個数: 48

約数和(自身を含む): 44827776

約数和(自身を除く): 25212320

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1307, 1876, 2144, 2614, 3752, 5228, 7504, 9149, 10456, 15008, 18298, 20912, 36596, 41824, 73192, 87569, 146384, 175138, 292768, 350276, 612983, 700552, 1225966, 1401104, 2451932, 2802208, 4903864, 9807728, 19615456]

約数ペア:

[(1, 19615456), (2, 9807728), (4, 4903864), (7, 2802208), (8, 2451932), (14, 1401104), (16, 1225966), (28, 700552), (32, 612983), (56, 350276), (67, 292768), (112, 175138), (134, 146384), (224, 87569), (268, 73192), (469, 41824), (536, 36596), (938, 20912), (1072, 18298), (1307, 15008), (1876, 10456), (2144, 9149), (2614, 7504), (3752, 5228)]