20667952

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{44543}}^1$

素因数の和:44580

約数の個数: 20

約数和(自身を含む): 41425920

約数和(自身を除く): 20757968

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 44543, 89086, 178172, 356344, 712688, 1291747, 2583494, 5166988, 10333976, 20667952]

約数ペア:

[(1, 20667952), (2, 10333976), (4, 5166988), (8, 2583494), (16, 1291747), (29, 712688), (58, 356344), (116, 178172), (232, 89086), (464, 44543)]