20731824

素因数分解:

$2^4\times 3^2\times {\mathrm{143971}}^1$

素因数の和:143985

約数の個数: 30

約数和(自身を含む): 58020716

約数和(自身を除く): 37288892

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 143971, 287942, 431913, 575884, 863826, 1151768, 1295739, 1727652, 2303536, 2591478, 3455304, 5182956, 6910608, 10365912, 20731824]

約数ペア:

[(1, 20731824), (2, 10365912), (3, 6910608), (4, 5182956), (6, 3455304), (8, 2591478), (9, 2303536), (12, 1727652), (16, 1295739), (18, 1151768), (24, 863826), (36, 575884), (48, 431913), (72, 287942), (144, 143971)]