22420912

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{563}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 46157760

約数和(自身を除く): 23736848

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 131, 152, 262, 304, 524, 563, 1048, 1126, 2096, 2252, 2489, 4504, 4978, 9008, 9956, 10697, 19912, 21394, 39824, 42788, 73753, 85576, 147506, 171152, 295012, 590024, 1180048, 1401307, 2802614, 5605228, 11210456, 22420912]

約数ペア:

[(1, 22420912), (2, 11210456), (4, 5605228), (8, 2802614), (16, 1401307), (19, 1180048), (38, 590024), (76, 295012), (131, 171152), (152, 147506), (262, 85576), (304, 73753), (524, 42788), (563, 39824), (1048, 21394), (1126, 19912), (2096, 10697), (2252, 9956), (2489, 9008), (4504, 4978)]