19576395

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:272

約数の個数: 48

約数和(自身を含む): 35473152

約数和(自身を除く): 15896757

約数列:

[1, 3, 5, 9, 15, 43, 45, 67, 129, 151, 201, 215, 335, 387, 453, 603, 645, 755, 1005, 1359, 1935, 2265, 2881, 3015, 6493, 6795, 8643, 10117, 14405, 19479, 25929, 30351, 32465, 43215, 50585, 58437, 91053, 97395, 129645, 151755, 292185, 435031, 455265, 1305093, 2175155, 3915279, 6525465, 19576395]

約数ペア:

[(1, 19576395), (3, 6525465), (5, 3915279), (9, 2175155), (15, 1305093), (43, 455265), (45, 435031), (67, 292185), (129, 151755), (151, 129645), (201, 97395), (215, 91053), (335, 58437), (387, 50585), (453, 43215), (603, 32465), (645, 30351), (755, 25929), (1005, 19479), (1359, 14405), (1935, 10117), (2265, 8643), (2881, 6795), (3015, 6493)]