19707296

素因数分解:

$2^5\times 7^1\times {\mathrm{97}}^1\times {\mathrm{907}}^1$

素因数の和:1021

約数の個数: 48

約数和(自身を含む): 44847936

約数和(自身を除く): 25140640

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 97, 112, 194, 224, 388, 679, 776, 907, 1358, 1552, 1814, 2716, 3104, 3628, 5432, 6349, 7256, 10864, 12698, 14512, 21728, 25396, 29024, 50792, 87979, 101584, 175958, 203168, 351916, 615853, 703832, 1231706, 1407664, 2463412, 2815328, 4926824, 9853648, 19707296]

約数ペア:

[(1, 19707296), (2, 9853648), (4, 4926824), (7, 2815328), (8, 2463412), (14, 1407664), (16, 1231706), (28, 703832), (32, 615853), (56, 351916), (97, 203168), (112, 175958), (194, 101584), (224, 87979), (388, 50792), (679, 29024), (776, 25396), (907, 21728), (1358, 14512), (1552, 12698), (1814, 10864), (2716, 7256), (3104, 6349), (3628, 5432)]