20822176

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1489}}^1$

素因数の和:1541

約数の個数: 48

約数和(自身を含む): 45057600

約数和(自身を除く): 24235424

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 76, 92, 152, 184, 304, 368, 437, 608, 736, 874, 1489, 1748, 2978, 3496, 5956, 6992, 11912, 13984, 23824, 28291, 34247, 47648, 56582, 68494, 113164, 136988, 226328, 273976, 452656, 547952, 650693, 905312, 1095904, 1301386, 2602772, 5205544, 10411088, 20822176]

約数ペア:

[(1, 20822176), (2, 10411088), (4, 5205544), (8, 2602772), (16, 1301386), (19, 1095904), (23, 905312), (32, 650693), (38, 547952), (46, 452656), (76, 273976), (92, 226328), (152, 136988), (184, 113164), (304, 68494), (368, 56582), (437, 47648), (608, 34247), (736, 28291), (874, 23824), (1489, 13984), (1748, 11912), (2978, 6992), (3496, 5956)]