22219984

素因数分解:

$2^4\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:347

約数の個数: 40

約数和(自身を含む): 44233280

約数和(自身を除く): 22013296

約数列:

[1, 2, 4, 8, 16, 97, 103, 139, 194, 206, 278, 388, 412, 556, 776, 824, 1112, 1552, 1648, 2224, 9991, 13483, 14317, 19982, 26966, 28634, 39964, 53932, 57268, 79928, 107864, 114536, 159856, 215728, 229072, 1388749, 2777498, 5554996, 11109992, 22219984]

約数ペア:

[(1, 22219984), (2, 11109992), (4, 5554996), (8, 2777498), (16, 1388749), (97, 229072), (103, 215728), (139, 159856), (194, 114536), (206, 107864), (278, 79928), (388, 57268), (412, 53932), (556, 39964), (776, 28634), (824, 26966), (1112, 19982), (1552, 14317), (1648, 13483), (2224, 9991)]