20924464

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1949}}^1$

素因数の和:2029

約数の個数: 40

約数和(自身を含む): 44974800

約数和(自身を除く): 24050336

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 61, 88, 122, 176, 244, 488, 671, 976, 1342, 1949, 2684, 3898, 5368, 7796, 10736, 15592, 21439, 31184, 42878, 85756, 118889, 171512, 237778, 343024, 475556, 951112, 1307779, 1902224, 2615558, 5231116, 10462232, 20924464]

約数ペア:

[(1, 20924464), (2, 10462232), (4, 5231116), (8, 2615558), (11, 1902224), (16, 1307779), (22, 951112), (44, 475556), (61, 343024), (88, 237778), (122, 171512), (176, 118889), (244, 85756), (488, 42878), (671, 31184), (976, 21439), (1342, 15592), (1949, 10736), (2684, 7796), (3898, 5368)]