20021408

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2473}}^1$

素因数の和:2517

約数の個数: 48

約数和(自身を含む): 44888256

約数和(自身を除く): 24866848

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 88, 92, 176, 184, 253, 352, 368, 506, 736, 1012, 2024, 2473, 4048, 4946, 8096, 9892, 19784, 27203, 39568, 54406, 56879, 79136, 108812, 113758, 217624, 227516, 435248, 455032, 625669, 870496, 910064, 1251338, 1820128, 2502676, 5005352, 10010704, 20021408]

約数ペア:

[(1, 20021408), (2, 10010704), (4, 5005352), (8, 2502676), (11, 1820128), (16, 1251338), (22, 910064), (23, 870496), (32, 625669), (44, 455032), (46, 435248), (88, 227516), (92, 217624), (176, 113758), (184, 108812), (253, 79136), (352, 56879), (368, 54406), (506, 39568), (736, 27203), (1012, 19784), (2024, 9892), (2473, 8096), (4048, 4946)]