19055456

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{877}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 43366176

約数和(自身を除く): 24310720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 877, 1358, 1552, 1754, 2716, 3104, 3508, 5432, 6139, 7016, 10864, 12278, 14032, 21728, 24556, 28064, 49112, 85069, 98224, 170138, 196448, 340276, 595483, 680552, 1190966, 1361104, 2381932, 2722208, 4763864, 9527728, 19055456]

約数ペア:

[(1, 19055456), (2, 9527728), (4, 4763864), (7, 2722208), (8, 2381932), (14, 1361104), (16, 1190966), (28, 680552), (32, 595483), (56, 340276), (97, 196448), (112, 170138), (194, 98224), (224, 85069), (388, 49112), (679, 28064), (776, 24556), (877, 21728), (1358, 14032), (1552, 12278), (1754, 10864), (2716, 7016), (3104, 6139), (3508, 5432)]